20645844

素因数分解:

$2^2\times 3^1\times {\mathrm{1051}}^1\times {\mathrm{1637}}^1$

素因数の和:2695

約数の個数: 24

約数和(自身を含む): 48248928

約数和(自身を除く): 27603084

約数列:

[1, 2, 3, 4, 6, 12, 1051, 1637, 2102, 3153, 3274, 4204, 4911, 6306, 6548, 9822, 12612, 19644, 1720487, 3440974, 5161461, 6881948, 10322922, 20645844]

約数ペア:

[(1, 20645844), (2, 10322922), (3, 6881948), (4, 5161461), (6, 3440974), (12, 1720487), (1051, 19644), (1637, 12612), (2102, 9822), (3153, 6548), (3274, 6306), (4204, 4911)]