17981586

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{142711}}^1$

素因数の和:142726

約数の個数: 24

約数和(自身を含む): 44526144

約数和(自身を除く): 26544558

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 142711, 285422, 428133, 856266, 998977, 1284399, 1997954, 2568798, 2996931, 5993862, 8990793, 17981586]

約数ペア:

[(1, 17981586), (2, 8990793), (3, 5993862), (6, 2996931), (7, 2568798), (9, 1997954), (14, 1284399), (18, 998977), (21, 856266), (42, 428133), (63, 285422), (126, 142711)]