18880698

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{73181}}^1$

素因数の和:73229

約数の個数: 16

約数和(自身を含む): 38640096

約数和(自身を除く): 19759398

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 73181, 146362, 219543, 439086, 3146783, 6293566, 9440349, 18880698]

約数ペア:

[(1, 18880698), (2, 9440349), (3, 6293566), (6, 3146783), (43, 439086), (86, 219543), (129, 146362), (258, 73181)]