156720388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{3561827}}^1$

素因数の和:3561842

約数の個数: 12

約数和(自身を含む): 299193552

約数和(自身を除く): 142473164

約数列:

[1, 2, 4, 11, 22, 44, 3561827, 7123654, 14247308, 39180097, 78360194, 156720388]

約数ペア:

[(1, 156720388), (2, 78360194), (4, 39180097), (11, 14247308), (22, 7123654), (44, 3561827)]