20681484

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{23609}}^1$

素因数の和:23689

約数の個数: 24

約数和(自身を含む): 48919920

約数和(自身を除く): 28238436

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 219, 292, 438, 876, 23609, 47218, 70827, 94436, 141654, 283308, 1723457, 3446914, 5170371, 6893828, 10340742, 20681484]

約数ペア:

[(1, 20681484), (2, 10340742), (3, 6893828), (4, 5170371), (6, 3446914), (12, 1723457), (73, 283308), (146, 141654), (219, 94436), (292, 70827), (438, 47218), (876, 23609)]