18966028

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1531}}^1$

素因数の和:1717

約数の個数: 24

約数和(自身を含む): 35174720

約数和(自身を除く): 16208692

約数列:

[1, 2, 4, 19, 38, 76, 163, 326, 652, 1531, 3062, 3097, 6124, 6194, 12388, 29089, 58178, 116356, 249553, 499106, 998212, 4741507, 9483014, 18966028]

約数ペア:

[(1, 18966028), (2, 9483014), (4, 4741507), (19, 998212), (38, 499106), (76, 249553), (163, 116356), (326, 58178), (652, 29089), (1531, 12388), (3062, 6194), (3097, 6124)]