20161274

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{18229}}^1$

素因数の和:18317

約数の個数: 16

約数和(自身を含む): 35001600

約数和(自身を除く): 14840326

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 18229, 36458, 127603, 255206, 1440091, 2880182, 10080637, 20161274]

約数ペア:

[(1, 20161274), (2, 10080637), (7, 2880182), (14, 1440091), (79, 255206), (158, 127603), (553, 36458), (1106, 18229)]