20343674565

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2879501}}^1$

素因数の和:2879669

約数の個数: 24

約数和(自身を含む): 35486982648

約数和(自身を除く): 15143308083

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 7065, 2879501, 8638503, 14397505, 25915509, 43192515, 129577545, 452081657, 1356244971, 2260408285, 4068734913, 6781224855, 20343674565]

約数ペア:

[(1, 20343674565), (3, 6781224855), (5, 4068734913), (9, 2260408285), (15, 1356244971), (45, 452081657), (157, 129577545), (471, 43192515), (785, 25915509), (1413, 14397505), (2355, 8638503), (7065, 2879501)]