18151308

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 58705920

約数和(自身を除く): 40554612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 19, 21, 28, 34, 36, 38, 42, 51, 57, 63, 68, 76, 84, 102, 114, 119, 126, 133, 153, 171, 204, 223, 228, 238, 252, 266, 306, 323, 342, 357, 399, 446, 476, 532, 612, 646, 669, 684, 714, 798, 892, 969, 1071, 1197, 1292, 1338, 1428, 1561, 1596, 1938, 2007, 2142, 2261, 2394, 2676, 2907, 3122, 3791, 3876, 4014, 4237, 4284, 4522, 4683, 4788, 5814, 6244, 6783, 7582, 8028, 8474, 9044, 9366, 11373, 11628, 12711, 13566, 14049, 15164, 16948, 18732, 20349, 22746, 25422, 26537, 27132, 28098, 29659, 34119, 38133, 40698, 45492, 50844, 53074, 56196, 59318, 68238, 72029, 76266, 79611, 81396, 88977, 106148, 118636, 136476, 144058, 152532, 159222, 177954, 216087, 238833, 266931, 288116, 318444, 355908, 432174, 477666, 504203, 533862, 648261, 864348, 955332, 1008406, 1067724, 1296522, 1512609, 2016812, 2593044, 3025218, 4537827, 6050436, 9075654, 18151308]

約数ペア:

[(1, 18151308), (2, 9075654), (3, 6050436), (4, 4537827), (6, 3025218), (7, 2593044), (9, 2016812), (12, 1512609), (14, 1296522), (17, 1067724), (18, 1008406), (19, 955332), (21, 864348), (28, 648261), (34, 533862), (36, 504203), (38, 477666), (42, 432174), (51, 355908), (57, 318444), (63, 288116), (68, 266931), (76, 238833), (84, 216087), (102, 177954), (114, 159222), (119, 152532), (126, 144058), (133, 136476), (153, 118636), (171, 106148), (204, 88977), (223, 81396), (228, 79611), (238, 76266), (252, 72029), (266, 68238), (306, 59318), (323, 56196), (342, 53074), (357, 50844), (399, 45492), (446, 40698), (476, 38133), (532, 34119), (612, 29659), (646, 28098), (669, 27132), (684, 26537), (714, 25422), (798, 22746), (892, 20349), (969, 18732), (1071, 16948), (1197, 15164), (1292, 14049), (1338, 13566), (1428, 12711), (1561, 11628), (1596, 11373), (1938, 9366), (2007, 9044), (2142, 8474), (2261, 8028), (2394, 7582), (2676, 6783), (2907, 6244), (3122, 5814), (3791, 4788), (3876, 4683), (4014, 4522), (4237, 4284)]