1640498518

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{1103}}^1\times {\mathrm{6581}}^1$

素因数の和:7799

約数の個数: 16

約数和(自身を含む): 2485152576

約数和(自身を除く): 844654058

約数列:

[1, 2, 113, 226, 1103, 2206, 6581, 13162, 124639, 249278, 743653, 1487306, 7258843, 14517686, 820249259, 1640498518]

約数ペア:

[(1, 1640498518), (2, 820249259), (113, 14517686), (226, 7258843), (1103, 1487306), (2206, 743653), (6581, 249278), (13162, 124639)]