19693175

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1181}}^1$

素因数の和:1243

約数の個数: 24

約数和(自身を含む): 26382240

約数和(自身を除く): 6689065

約数列:

[1, 5, 23, 25, 29, 115, 145, 575, 667, 725, 1181, 3335, 5905, 16675, 27163, 29525, 34249, 135815, 171245, 679075, 787727, 856225, 3938635, 19693175]

約数ペア:

[(1, 19693175), (5, 3938635), (23, 856225), (25, 787727), (29, 679075), (115, 171245), (145, 135815), (575, 34249), (667, 29525), (725, 27163), (1181, 16675), (3335, 5905)]