1900808215

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1\times {\mathrm{17807}}^1$

素因数の和:18426

約数の個数: 16

約数和(自身を含む): 2346809472

約数和(自身を除く): 446001257

約数列:

[1, 5, 37, 185, 577, 2885, 17807, 21349, 89035, 106745, 658859, 3294295, 10274639, 51373195, 380161643, 1900808215]

約数ペア:

[(1, 1900808215), (5, 380161643), (37, 51373195), (185, 10274639), (577, 3294295), (2885, 658859), (17807, 106745), (21349, 89035)]