20147987548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1181}}^1\times {\mathrm{8867}}^1$

素因数の和:10102

約数の個数: 48

約数和(自身を含む): 39034878624

約数和(自身を除く): 18886891076

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1181, 1924, 2362, 4724, 8867, 15353, 17734, 30706, 35468, 43697, 61412, 87394, 115271, 174788, 230542, 328079, 461084, 568061, 656158, 1136122, 1312316, 2272244, 4265027, 8530054, 10471927, 17060108, 20943854, 41887708, 136135051, 272270102, 387461299, 544540204, 774922598, 1549845196, 5036996887, 10073993774, 20147987548]

約数ペア:

[(1, 20147987548), (2, 10073993774), (4, 5036996887), (13, 1549845196), (26, 774922598), (37, 544540204), (52, 387461299), (74, 272270102), (148, 136135051), (481, 41887708), (962, 20943854), (1181, 17060108), (1924, 10471927), (2362, 8530054), (4724, 4265027), (8867, 2272244), (15353, 1312316), (17734, 1136122), (30706, 656158), (35468, 568061), (43697, 461084), (61412, 328079), (87394, 230542), (115271, 174788)]