20191724

素因数分解:

$2^2\times 7^3\times {\mathrm{14717}}^1$

素因数の和:14742

約数の個数: 24

約数和(自身を含む): 41210400

約数和(自身を除く): 21018676

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 14717, 29434, 58868, 103019, 206038, 412076, 721133, 1442266, 2884532, 5047931, 10095862, 20191724]

約数ペア:

[(1, 20191724), (2, 10095862), (4, 5047931), (7, 2884532), (14, 1442266), (28, 721133), (49, 412076), (98, 206038), (196, 103019), (343, 58868), (686, 29434), (1372, 14717)]