16638866420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{258127}}^1$

素因数の和:258440

約数の個数: 48

約数和(自身を含む): 38248374528

約数和(自身を除く): 21609508108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 293, 586, 1172, 1465, 2930, 3223, 5860, 6446, 12892, 16115, 32230, 64460, 258127, 516254, 1032508, 1290635, 2581270, 2839397, 5162540, 5678794, 11357588, 14196985, 28393970, 56787940, 75631211, 151262422, 302524844, 378156055, 756312110, 831943321, 1512624220, 1663886642, 3327773284, 4159716605, 8319433210, 16638866420]

約数ペア:

[(1, 16638866420), (2, 8319433210), (4, 4159716605), (5, 3327773284), (10, 1663886642), (11, 1512624220), (20, 831943321), (22, 756312110), (44, 378156055), (55, 302524844), (110, 151262422), (220, 75631211), (293, 56787940), (586, 28393970), (1172, 14196985), (1465, 11357588), (2930, 5678794), (3223, 5162540), (5860, 2839397), (6446, 2581270), (12892, 1290635), (16115, 1032508), (32230, 516254), (64460, 258127)]