11987144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1459}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 24528000

約数和(自身を除く): 12540856

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 316, 632, 1027, 1459, 2054, 2918, 4108, 5836, 8216, 11672, 18967, 37934, 75868, 115261, 151736, 230522, 461044, 922088, 1498393, 2996786, 5993572, 11987144]

約数ペア:

[(1, 11987144), (2, 5993572), (4, 2996786), (8, 1498393), (13, 922088), (26, 461044), (52, 230522), (79, 151736), (104, 115261), (158, 75868), (316, 37934), (632, 18967), (1027, 11672), (1459, 8216), (2054, 5836), (2918, 4108)]