20565763592

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{557761}}^1$

素因数の和:558197

約数の個数: 32

約数和(自身を含む): 42166807200

約数和(自身を除く): 21601043608

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 419, 838, 1676, 3352, 4609, 9218, 18436, 36872, 557761, 1115522, 2231044, 4462088, 6135371, 12270742, 24541484, 49082968, 233701859, 467403718, 934807436, 1869614872, 2570720449, 5141440898, 10282881796, 20565763592]

約数ペア:

[(1, 20565763592), (2, 10282881796), (4, 5141440898), (8, 2570720449), (11, 1869614872), (22, 934807436), (44, 467403718), (88, 233701859), (419, 49082968), (838, 24541484), (1676, 12270742), (3352, 6135371), (4609, 4462088), (9218, 2231044), (18436, 1115522), (36872, 557761)]