20565406028

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{899939}}^1$

素因数の和:900169

約数の個数: 24

約数和(自身を含む): 37419505200

約数和(自身を除く): 16854099172

約数列:

[1, 2, 4, 29, 58, 116, 197, 394, 788, 5713, 11426, 22852, 899939, 1799878, 3599756, 26098231, 52196462, 104392924, 177287983, 354575966, 709151932, 5141351507, 10282703014, 20565406028]

約数ペア:

[(1, 20565406028), (2, 10282703014), (4, 5141351507), (29, 709151932), (58, 354575966), (116, 177287983), (197, 104392924), (394, 52196462), (788, 26098231), (5713, 3599756), (11426, 1799878), (22852, 899939)]