201988820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{918131}}^1$

素因数の和:918151

約数の個数: 24

約数和(自身を含む): 462738528

約数和(自身を除く): 260749708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 918131, 1836262, 3672524, 4590655, 9181310, 10099441, 18362620, 20198882, 40397764, 50497205, 100994410, 201988820]

約数ペア:

[(1, 201988820), (2, 100994410), (4, 50497205), (5, 40397764), (10, 20198882), (11, 18362620), (20, 10099441), (22, 9181310), (44, 4590655), (55, 3672524), (110, 1836262), (220, 918131)]