1921811164

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 192

約数和(自身を含む): 4572288000

約数和(自身を除く): 2650476836

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 49, 52, 53, 76, 91, 98, 106, 107, 133, 182, 196, 212, 214, 247, 266, 343, 364, 371, 428, 494, 532, 637, 686, 689, 742, 749, 931, 988, 1007, 1274, 1372, 1378, 1391, 1484, 1498, 1729, 1862, 2014, 2033, 2548, 2597, 2756, 2782, 2996, 3458, 3724, 4028, 4066, 4459, 4823, 5194, 5243, 5564, 5671, 6517, 6916, 7049, 8132, 8918, 9646, 9737, 10388, 10486, 11342, 12103, 13034, 13091, 14098, 14231, 17836, 18179, 19292, 19474, 20972, 22684, 24206, 26068, 26182, 26429, 28196, 28462, 33761, 36358, 36701, 38948, 39697, 48412, 49343, 52364, 52858, 56924, 67522, 68159, 72716, 73402, 73723, 79394, 84721, 91637, 98686, 99617, 105716, 107749, 135044, 136318, 146804, 147446, 158788, 169442, 183274, 185003, 197372, 199234, 215498, 236327, 272636, 277879, 294892, 338884, 345401, 366548, 370006, 398468, 430996, 472654, 477113, 516061, 555758, 641459, 690802, 697319, 740012, 754243, 945308, 954226, 1032122, 1111516, 1282918, 1295021, 1381604, 1394638, 1400737, 1508486, 1908452, 1945153, 2064244, 2565836, 2590042, 2789276, 2801474, 3016972, 3612427, 3890306, 4490213, 5180084, 5279701, 5602948, 7224854, 7780612, 8980426, 9065147, 9805159, 10559402, 14449708, 17960852, 18130294, 19610318, 21118804, 25286989, 36260588, 36957907, 39220636, 50573978, 68636113, 73915814, 101147956, 137272226, 147831628, 274544452, 480452791, 960905582, 1921811164]

約数ペア:

[(1, 1921811164), (2, 960905582), (4, 480452791), (7, 274544452), (13, 147831628), (14, 137272226), (19, 101147956), (26, 73915814), (28, 68636113), (38, 50573978), (49, 39220636), (52, 36957907), (53, 36260588), (76, 25286989), (91, 21118804), (98, 19610318), (106, 18130294), (107, 17960852), (133, 14449708), (182, 10559402), (196, 9805159), (212, 9065147), (214, 8980426), (247, 7780612), (266, 7224854), (343, 5602948), (364, 5279701), (371, 5180084), (428, 4490213), (494, 3890306), (532, 3612427), (637, 3016972), (686, 2801474), (689, 2789276), (742, 2590042), (749, 2565836), (931, 2064244), (988, 1945153), (1007, 1908452), (1274, 1508486), (1372, 1400737), (1378, 1394638), (1391, 1381604), (1484, 1295021), (1498, 1282918), (1729, 1111516), (1862, 1032122), (2014, 954226), (2033, 945308), (2548, 754243), (2597, 740012), (2756, 697319), (2782, 690802), (2996, 641459), (3458, 555758), (3724, 516061), (4028, 477113), (4066, 472654), (4459, 430996), (4823, 398468), (5194, 370006), (5243, 366548), (5564, 345401), (5671, 338884), (6517, 294892), (6916, 277879), (7049, 272636), (8132, 236327), (8918, 215498), (9646, 199234), (9737, 197372), (10388, 185003), (10486, 183274), (11342, 169442), (12103, 158788), (13034, 147446), (13091, 146804), (14098, 136318), (14231, 135044), (17836, 107749), (18179, 105716), (19292, 99617), (19474, 98686), (20972, 91637), (22684, 84721), (24206, 79394), (26068, 73723), (26182, 73402), (26429, 72716), (28196, 68159), (28462, 67522), (33761, 56924), (36358, 52858), (36701, 52364), (38948, 49343), (39697, 48412)]