20123698

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{75653}}^1$

素因数の和:75681

約数の個数: 16

約数和(自身を含む): 36313920

約数和(自身を除く): 16190222

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 75653, 151306, 529571, 1059142, 1437407, 2874814, 10061849, 20123698]

約数ペア:

[(1, 20123698), (2, 10061849), (7, 2874814), (14, 1437407), (19, 1059142), (38, 529571), (133, 151306), (266, 75653)]