18988324

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1319}}^1$

素因数の和:1443

約数の個数: 24

約数和(自身を含む): 34372800

約数和(自身を除く): 15384476

約数列:

[1, 2, 4, 59, 61, 118, 122, 236, 244, 1319, 2638, 3599, 5276, 7198, 14396, 77821, 80459, 155642, 160918, 311284, 321836, 4747081, 9494162, 18988324]

約数ペア:

[(1, 18988324), (2, 9494162), (4, 4747081), (59, 321836), (61, 311284), (118, 160918), (122, 155642), (236, 80459), (244, 77821), (1319, 14396), (2638, 7198), (3599, 5276)]