1664816

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{1553}}^1$

素因数の和:1628

約数の個数: 20

約数和(自身を含む): 3275832

約数和(自身を除く): 1611016

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 1553, 3106, 6212, 12424, 24848, 104051, 208102, 416204, 832408, 1664816]

約数ペア:

[(1, 1664816), (2, 832408), (4, 416204), (8, 208102), (16, 104051), (67, 24848), (134, 12424), (268, 6212), (536, 3106), (1072, 1553)]