17137220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19927}}^1$

素因数の和:19979

約数の個数: 24

約数和(自身を含む): 36826944

約数和(自身を除く): 19689724

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 19927, 39854, 79708, 99635, 199270, 398540, 856861, 1713722, 3427444, 4284305, 8568610, 17137220]

約数ペア:

[(1, 17137220), (2, 8568610), (4, 4284305), (5, 3427444), (10, 1713722), (20, 856861), (43, 398540), (86, 199270), (172, 99635), (215, 79708), (430, 39854), (860, 19927)]