40181908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1721}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 75940200

約数和(自身を除く): 35758292

約数列:

[1, 2, 4, 13, 26, 52, 449, 898, 1721, 1796, 3442, 5837, 6884, 11674, 22373, 23348, 44746, 89492, 772729, 1545458, 3090916, 10045477, 20090954, 40181908]

約数ペア:

[(1, 40181908), (2, 20090954), (4, 10045477), (13, 3090916), (26, 1545458), (52, 772729), (449, 89492), (898, 44746), (1721, 23348), (1796, 22373), (3442, 11674), (5837, 6884)]