20622119872

素因数分解:

$2^6\times {\mathrm{787}}^1\times {\mathrm{409429}}^1$

素因数の和:410228

約数の個数: 28

約数和(自身を含む): 40974116680

約数和(自身を除く): 20351996808

約数列:

[1, 2, 4, 8, 16, 32, 64, 787, 1574, 3148, 6296, 12592, 25184, 50368, 409429, 818858, 1637716, 3275432, 6550864, 13101728, 26203456, 322220623, 644441246, 1288882492, 2577764984, 5155529968, 10311059936, 20622119872]

約数ペア:

[(1, 20622119872), (2, 10311059936), (4, 5155529968), (8, 2577764984), (16, 1288882492), (32, 644441246), (64, 322220623), (787, 26203456), (1574, 13101728), (3148, 6550864), (6296, 3275432), (12592, 1637716), (25184, 818858), (50368, 409429)]