18456994

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{8537}}^1$

素因数の和:8609

約数の個数: 16

約数和(自身を含む): 29507328

約数和(自身を除く): 11050334

約数列:

[1, 2, 23, 46, 47, 94, 1081, 2162, 8537, 17074, 196351, 392702, 401239, 802478, 9228497, 18456994]

約数ペア:

[(1, 18456994), (2, 9228497), (23, 802478), (46, 401239), (47, 392702), (94, 196351), (1081, 17074), (2162, 8537)]