20123231403

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{16480943}}^1$

素因数の和:16480994

約数の個数: 16

約数和(自身を含む): 30061241856

約数和(自身を除く): 9938010453

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 16480943, 49442829, 181290373, 543871119, 609794891, 1829384673, 6707743801, 20123231403]

約数ペア:

[(1, 20123231403), (3, 6707743801), (11, 1829384673), (33, 609794891), (37, 543871119), (111, 181290373), (407, 49442829), (1221, 16480943)]