19925885

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{12113}}^1$

素因数の和:12172

約数の個数: 16

約数和(自身を含む): 27910656

約数和(自身を除く): 7984771

約数列:

[1, 5, 7, 35, 47, 235, 329, 1645, 12113, 60565, 84791, 423955, 569311, 2846555, 3985177, 19925885]

約数ペア:

[(1, 19925885), (5, 3985177), (7, 2846555), (35, 569311), (47, 423955), (235, 84791), (329, 60565), (1645, 12113)]