18755256

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1279}}^1$

素因数の和:1348

約数の個数: 64

約数和(自身を含む): 51609600

約数和(自身を除く): 32854344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 47, 52, 78, 94, 104, 141, 156, 188, 282, 312, 376, 564, 611, 1128, 1222, 1279, 1833, 2444, 2558, 3666, 3837, 4888, 5116, 7332, 7674, 10232, 14664, 15348, 16627, 30696, 33254, 49881, 60113, 66508, 99762, 120226, 133016, 180339, 199524, 240452, 360678, 399048, 480904, 721356, 781469, 1442712, 1562938, 2344407, 3125876, 4688814, 6251752, 9377628, 18755256]

約数ペア:

[(1, 18755256), (2, 9377628), (3, 6251752), (4, 4688814), (6, 3125876), (8, 2344407), (12, 1562938), (13, 1442712), (24, 781469), (26, 721356), (39, 480904), (47, 399048), (52, 360678), (78, 240452), (94, 199524), (104, 180339), (141, 133016), (156, 120226), (188, 99762), (282, 66508), (312, 60113), (376, 49881), (564, 33254), (611, 30696), (1128, 16627), (1222, 15348), (1279, 14664), (1833, 10232), (2444, 7674), (2558, 7332), (3666, 5116), (3837, 4888)]