25543018

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{9103}}^1$

素因数の和:9189

約数の個数: 16

約数和(自身を含む): 40640256

約数和(自身を除く): 15097238

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 9103, 18206, 209369, 418738, 555283, 1110566, 12771509, 25543018]

約数ペア:

[(1, 25543018), (2, 12771509), (23, 1110566), (46, 555283), (61, 418738), (122, 209369), (1403, 18206), (2806, 9103)]