19721058

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4649}}^1$

素因数の和:4762

約数の個数: 32

約数和(自身を含む): 45532800

約数和(自身を除く): 25811742

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 101, 202, 303, 606, 707, 1414, 2121, 4242, 4649, 9298, 13947, 27894, 32543, 65086, 97629, 195258, 469549, 939098, 1408647, 2817294, 3286843, 6573686, 9860529, 19721058]

約数ペア:

[(1, 19721058), (2, 9860529), (3, 6573686), (6, 3286843), (7, 2817294), (14, 1408647), (21, 939098), (42, 469549), (101, 195258), (202, 97629), (303, 65086), (606, 32543), (707, 27894), (1414, 13947), (2121, 9298), (4242, 4649)]