187638568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{10429}}^1$

素因数の和:10621

約数の個数: 32

約数和(自身を含む): 381112200

約数和(自身を除く): 193473632

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 173, 346, 692, 1384, 2249, 4498, 8996, 10429, 17992, 20858, 41716, 83432, 135577, 271154, 542308, 1084616, 1804217, 3608434, 7216868, 14433736, 23454821, 46909642, 93819284, 187638568]

約数ペア:

[(1, 187638568), (2, 93819284), (4, 46909642), (8, 23454821), (13, 14433736), (26, 7216868), (52, 3608434), (104, 1804217), (173, 1084616), (346, 542308), (692, 271154), (1384, 135577), (2249, 83432), (4498, 41716), (8996, 20858), (10429, 17992)]