20645688

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{122891}}^1$

素因数の和:122907

約数の個数: 32

約数和(自身を含む): 58988160

約数和(自身を除く): 38342472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 122891, 245782, 368673, 491564, 737346, 860237, 983128, 1474692, 1720474, 2580711, 2949384, 3440948, 5161422, 6881896, 10322844, 20645688]

約数ペア:

[(1, 20645688), (2, 10322844), (3, 6881896), (4, 5161422), (6, 3440948), (7, 2949384), (8, 2580711), (12, 1720474), (14, 1474692), (21, 983128), (24, 860237), (28, 737346), (42, 491564), (56, 368673), (84, 245782), (168, 122891)]