219041008

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{121151}}^1$

素因数の和:121272

約数の個数: 20

約数和(自身を含む): 428151168

約数和(自身を除く): 209110160

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 121151, 242302, 484604, 969208, 1938416, 13690063, 27380126, 54760252, 109520504, 219041008]

約数ペア:

[(1, 219041008), (2, 109520504), (4, 54760252), (8, 27380126), (16, 13690063), (113, 1938416), (226, 969208), (452, 484604), (904, 242302), (1808, 121151)]