19005267428

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16555111}}^1$

素因数の和:16555163

約数の個数: 24

約数和(自身を含む): 38937623424

約数和(自身を除く): 19932355996

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 16555111, 33110222, 66220444, 115885777, 231771554, 463543108, 678759551, 1357519102, 2715038204, 4751316857, 9502633714, 19005267428]

約数ペア:

[(1, 19005267428), (2, 9502633714), (4, 4751316857), (7, 2715038204), (14, 1357519102), (28, 678759551), (41, 463543108), (82, 231771554), (164, 115885777), (287, 66220444), (574, 33110222), (1148, 16555111)]