20180474778

素因数分解:

$2^1\times 3^1\times {\mathrm{5227}}^1\times {\mathrm{643469}}^1$

素因数の和:648701

約数の個数: 16

約数和(自身を含む): 40368733920

約数和(自身を除く): 20188259142

約数列:

[1, 2, 3, 6, 5227, 10454, 15681, 31362, 643469, 1286938, 1930407, 3860814, 3363412463, 6726824926, 10090237389, 20180474778]

約数ペア:

[(1, 20180474778), (2, 10090237389), (3, 6726824926), (6, 3363412463), (5227, 3860814), (10454, 1930407), (15681, 1286938), (31362, 643469)]