388520854544

素因数分解:

$2^4\times {\mathrm{971}}^1\times {\mathrm{25007779}}^1$

素因数の和:25008758

約数の個数: 20

約数和(自身を含む): 753534426960

約数和(自身を除く): 365013572416

約数列:

[1, 2, 4, 8, 16, 971, 1942, 3884, 7768, 15536, 25007779, 50015558, 100031116, 200062232, 400124464, 24282553409, 48565106818, 97130213636, 194260427272, 388520854544]

約数ペア:

[(1, 388520854544), (2, 194260427272), (4, 97130213636), (8, 48565106818), (16, 24282553409), (971, 400124464), (1942, 200062232), (3884, 100031116), (7768, 50015558), (15536, 25007779)]