19727768

素因数分解:

$2^3\times {\mathrm{359}}^1\times {\mathrm{6869}}^1$

素因数の和:7234

約数の個数: 16

約数和(自身を含む): 37098000

約数和(自身を除く): 17370232

約数列:

[1, 2, 4, 8, 359, 718, 1436, 2872, 6869, 13738, 27476, 54952, 2465971, 4931942, 9863884, 19727768]

約数ペア:

[(1, 19727768), (2, 9863884), (4, 4931942), (8, 2465971), (359, 54952), (718, 27476), (1436, 13738), (2872, 6869)]