19737484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{3359}}^1$

素因数の和:3489

約数の個数: 24

約数和(自身を含む): 37537920

約数和(自身を除く): 17800436

約数列:

[1, 2, 4, 13, 26, 52, 113, 226, 452, 1469, 2938, 3359, 5876, 6718, 13436, 43667, 87334, 174668, 379567, 759134, 1518268, 4934371, 9868742, 19737484]

約数ペア:

[(1, 19737484), (2, 9868742), (4, 4934371), (13, 1518268), (26, 759134), (52, 379567), (113, 174668), (226, 87334), (452, 43667), (1469, 13436), (2938, 6718), (3359, 5876)]