19970084

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2287}}^1$

素因数の和:2387

約数の個数: 24

約数和(自身を含む): 36516480

約数和(自身を除く): 16546396

約数列:

[1, 2, 4, 37, 59, 74, 118, 148, 236, 2183, 2287, 4366, 4574, 8732, 9148, 84619, 134933, 169238, 269866, 338476, 539732, 4992521, 9985042, 19970084]

約数ペア:

[(1, 19970084), (2, 9985042), (4, 4992521), (37, 539732), (59, 338476), (74, 269866), (118, 169238), (148, 134933), (236, 84619), (2183, 9148), (2287, 8732), (4366, 4574)]