20314497

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 32643072

約数和(自身を除く): 12328575

約数列:

[1, 3, 7, 21, 23, 69, 137, 161, 307, 411, 483, 921, 959, 2149, 2877, 3151, 6447, 7061, 9453, 21183, 22057, 42059, 49427, 66171, 126177, 148281, 294413, 883239, 967357, 2902071, 6771499, 20314497]

約数ペア:

[(1, 20314497), (3, 6771499), (7, 2902071), (21, 967357), (23, 883239), (69, 294413), (137, 148281), (161, 126177), (307, 66171), (411, 49427), (483, 42059), (921, 22057), (959, 21183), (2149, 9453), (2877, 7061), (3151, 6447)]