20125909456

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{9904483}}^1$

素因数の和:9904618

約数の個数: 20

約数和(自身を含む): 39300992512

約数和(自身を除く): 19175083056

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 9904483, 19808966, 39617932, 79235864, 158471728, 1257869341, 2515738682, 5031477364, 10062954728, 20125909456]

約数ペア:

[(1, 20125909456), (2, 10062954728), (4, 5031477364), (8, 2515738682), (16, 1257869341), (127, 158471728), (254, 79235864), (508, 39617932), (1016, 19808966), (2032, 9904483)]