219989908

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{433051}}^1$

素因数の和:433182

約数の個数: 12

約数和(自身を含む): 388014592

約数和(自身を除く): 168024684

約数列:

[1, 2, 4, 127, 254, 508, 433051, 866102, 1732204, 54997477, 109994954, 219989908]

約数ペア:

[(1, 219989908), (2, 109994954), (4, 54997477), (127, 1732204), (254, 866102), (508, 433051)]