18217225908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{19069}}^1$

素因数の和:19326

約数の個数: 144

約数和(自身を含む): 55976094720

約数和(自身を除く): 37758868812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 223, 238, 252, 306, 357, 446, 476, 612, 669, 714, 892, 1071, 1338, 1428, 1561, 2007, 2142, 2676, 3122, 3791, 4014, 4284, 4683, 6244, 7582, 8028, 9366, 11373, 14049, 15164, 18732, 19069, 22746, 26537, 28098, 34119, 38138, 45492, 53074, 56196, 57207, 68238, 76276, 79611, 106148, 114414, 133483, 136476, 159222, 171621, 228828, 238833, 266966, 318444, 324173, 343242, 400449, 477666, 533932, 648346, 686484, 800898, 955332, 972519, 1201347, 1296692, 1601796, 1945038, 2269211, 2402694, 2917557, 3890076, 4252387, 4538422, 4805388, 5835114, 6807633, 8504774, 9076844, 11670228, 12757161, 13615266, 17009548, 20422899, 25514322, 27230532, 29766709, 38271483, 40845798, 51028644, 59533418, 72290579, 76542966, 81691596, 89300127, 119066836, 144581158, 153085932, 178600254, 216871737, 267900381, 289162316, 357200508, 433743474, 506034053, 535800762, 650615211, 867486948, 1012068106, 1071601524, 1301230422, 1518102159, 2024136212, 2602460844, 3036204318, 4554306477, 6072408636, 9108612954, 18217225908]

約数ペア:

[(1, 18217225908), (2, 9108612954), (3, 6072408636), (4, 4554306477), (6, 3036204318), (7, 2602460844), (9, 2024136212), (12, 1518102159), (14, 1301230422), (17, 1071601524), (18, 1012068106), (21, 867486948), (28, 650615211), (34, 535800762), (36, 506034053), (42, 433743474), (51, 357200508), (63, 289162316), (68, 267900381), (84, 216871737), (102, 178600254), (119, 153085932), (126, 144581158), (153, 119066836), (204, 89300127), (223, 81691596), (238, 76542966), (252, 72290579), (306, 59533418), (357, 51028644), (446, 40845798), (476, 38271483), (612, 29766709), (669, 27230532), (714, 25514322), (892, 20422899), (1071, 17009548), (1338, 13615266), (1428, 12757161), (1561, 11670228), (2007, 9076844), (2142, 8504774), (2676, 6807633), (3122, 5835114), (3791, 4805388), (4014, 4538422), (4284, 4252387), (4683, 3890076), (6244, 2917557), (7582, 2402694), (8028, 2269211), (9366, 1945038), (11373, 1601796), (14049, 1296692), (15164, 1201347), (18732, 972519), (19069, 955332), (22746, 800898), (26537, 686484), (28098, 648346), (34119, 533932), (38138, 477666), (45492, 400449), (53074, 343242), (56196, 324173), (57207, 318444), (68238, 266966), (76276, 238833), (79611, 228828), (106148, 171621), (114414, 159222), (133483, 136476)]