20165741912

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{16055527}}^1$

素因数の和:16055690

約数の個数: 16

約数和(自身を含む): 38051601360

約数和(自身を除く): 17885859448

約数列:

[1, 2, 4, 8, 157, 314, 628, 1256, 16055527, 32111054, 64222108, 128444216, 2520717739, 5041435478, 10082870956, 20165741912]

約数ペア:

[(1, 20165741912), (2, 10082870956), (4, 5041435478), (8, 2520717739), (157, 128444216), (314, 64222108), (628, 32111054), (1256, 16055527)]