220403912

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1620617}}^1$

素因数の和:1620640

約数の個数: 16

約数和(自身を含む): 437566860

約数和(自身を除く): 217162948

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1620617, 3241234, 6482468, 12964936, 27550489, 55100978, 110201956, 220403912]

約数ペア:

[(1, 220403912), (2, 110201956), (4, 55100978), (8, 27550489), (17, 12964936), (34, 6482468), (68, 3241234), (136, 1620617)]