19005740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5623}}^1$

素因数の和:5658

約数の個数: 36

約数和(自身を含む): 43226064

約数和(自身を除く): 24220324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 5623, 11246, 22492, 28115, 56230, 73099, 112460, 146198, 292396, 365495, 730990, 950287, 1461980, 1900574, 3801148, 4751435, 9502870, 19005740]

約数ペア:

[(1, 19005740), (2, 9502870), (4, 4751435), (5, 3801148), (10, 1900574), (13, 1461980), (20, 950287), (26, 730990), (52, 365495), (65, 292396), (130, 146198), (169, 112460), (260, 73099), (338, 56230), (676, 28115), (845, 22492), (1690, 11246), (3380, 5623)]