20161749052

素因数分解:

$2^2\times {\mathrm{557}}^1\times {\mathrm{9049259}}^1$

素因数の和:9049820

約数の個数: 12

約数和(自身を含む): 35346409560

約数和(自身を除く): 15184660508

約数列:

[1, 2, 4, 557, 1114, 2228, 9049259, 18098518, 36197036, 5040437263, 10080874526, 20161749052]

約数ペア:

[(1, 20161749052), (2, 10080874526), (4, 5040437263), (557, 36197036), (1114, 18098518), (2228, 9049259)]