9840104816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{19838921}}^1$

素因数の和:19838960

約数の個数: 20

約数和(自身を含む): 19680210624

約数和(自身を除く): 9840105808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 19838921, 39677842, 79355684, 158711368, 317422736, 615006551, 1230013102, 2460026204, 4920052408, 9840104816]

約数ペア:

[(1, 9840104816), (2, 4920052408), (4, 2460026204), (8, 1230013102), (16, 615006551), (31, 317422736), (62, 158711368), (124, 79355684), (248, 39677842), (496, 19838921)]