12145456

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{4657}}^1$

素因数の和:4828

約数の個数: 20

約数和(自身を含む): 23681272

約数和(自身を除く): 11535816

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 4657, 9314, 18628, 37256, 74512, 759091, 1518182, 3036364, 6072728, 12145456]

約数ペア:

[(1, 12145456), (2, 6072728), (4, 3036364), (8, 1518182), (16, 759091), (163, 74512), (326, 37256), (652, 18628), (1304, 9314), (2608, 4657)]