20057072

素因数分解:

$2^4\times 7^2\times {\mathrm{25583}}^1$

素因数の和:25605

約数の個数: 30

約数和(自身を含む): 45206928

約数和(自身を除く): 25149856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 25583, 51166, 102332, 179081, 204664, 358162, 409328, 716324, 1253567, 1432648, 2507134, 2865296, 5014268, 10028536, 20057072]

約数ペア:

[(1, 20057072), (2, 10028536), (4, 5014268), (7, 2865296), (8, 2507134), (14, 1432648), (16, 1253567), (28, 716324), (49, 409328), (56, 358162), (98, 204664), (112, 179081), (196, 102332), (392, 51166), (784, 25583)]