18011056

素因数分解:

$2^4\times 7^1\times {\mathrm{160813}}^1$

素因数の和:160828

約数の個数: 20

約数和(自身を含む): 39881872

約数和(自身を除く): 21870816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 160813, 321626, 643252, 1125691, 1286504, 2251382, 2573008, 4502764, 9005528, 18011056]

約数ペア:

[(1, 18011056), (2, 9005528), (4, 4502764), (7, 2573008), (8, 2251382), (14, 1286504), (16, 1125691), (28, 643252), (56, 321626), (112, 160813)]