18327926968

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{1571}}^1\times {\mathrm{8629}}^1$

素因数の和:10232

約数の個数: 48

約数和(自身を含む): 37239658200

約数和(自身を除く): 18911731232

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 1571, 3142, 6284, 8629, 12568, 17258, 20423, 34516, 40846, 69032, 81692, 112177, 163384, 224354, 265499, 448708, 530998, 897416, 1061996, 1458301, 2123992, 2916602, 5833204, 11666408, 13556159, 27112318, 54224636, 108449272, 176230067, 352460134, 704920268, 1409840536, 2290990871, 4581981742, 9163963484, 18327926968]

約数ペア:

[(1, 18327926968), (2, 9163963484), (4, 4581981742), (8, 2290990871), (13, 1409840536), (26, 704920268), (52, 352460134), (104, 176230067), (169, 108449272), (338, 54224636), (676, 27112318), (1352, 13556159), (1571, 11666408), (3142, 5833204), (6284, 2916602), (8629, 2123992), (12568, 1458301), (17258, 1061996), (20423, 897416), (34516, 530998), (40846, 448708), (69032, 265499), (81692, 224354), (112177, 163384)]