12785396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3463}}^1$

素因数の和:3551

約数の個数: 24

約数和(自身を含む): 24441984

約数和(自身を除く): 11656588

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3463, 3692, 6926, 13852, 45019, 90038, 180076, 245873, 491746, 983492, 3196349, 6392698, 12785396]

約数ペア:

[(1, 12785396), (2, 6392698), (4, 3196349), (13, 983492), (26, 491746), (52, 245873), (71, 180076), (142, 90038), (284, 45019), (923, 13852), (1846, 6926), (3463, 3692)]