17970620

素因数分解:

$2^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1013}}^1$

素因数の和:1909

約数の個数: 24

約数和(自身を含む): 37818144

約数和(自身を除く): 19847524

約数列:

[1, 2, 4, 5, 10, 20, 887, 1013, 1774, 2026, 3548, 4052, 4435, 5065, 8870, 10130, 17740, 20260, 898531, 1797062, 3594124, 4492655, 8985310, 17970620]

約数ペア:

[(1, 17970620), (2, 8985310), (4, 4492655), (5, 3594124), (10, 1797062), (20, 898531), (887, 20260), (1013, 17740), (1774, 10130), (2026, 8870), (3548, 5065), (4052, 4435)]