19843772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{13159}}^1$

素因数の和:13205

約数の個数: 24

約数和(自身を含む): 38690400

約数和(自身を除く): 18846628

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 13159, 26318, 52636, 171067, 342134, 381611, 684268, 763222, 1526444, 4960943, 9921886, 19843772]

約数ペア:

[(1, 19843772), (2, 9921886), (4, 4960943), (13, 1526444), (26, 763222), (29, 684268), (52, 381611), (58, 342134), (116, 171067), (377, 52636), (754, 26318), (1508, 13159)]