17945190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4637}}^1$

素因数の和:4693

約数の個数: 48

約数和(自身を含む): 47752848

約数和(自身を除く): 29807658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 4637, 9274, 13911, 23185, 27822, 41733, 46370, 69555, 83466, 139110, 199391, 208665, 398782, 417330, 598173, 996955, 1196346, 1794519, 1993910, 2990865, 3589038, 5981730, 8972595, 17945190]

約数ペア:

[(1, 17945190), (2, 8972595), (3, 5981730), (5, 3589038), (6, 2990865), (9, 1993910), (10, 1794519), (15, 1196346), (18, 996955), (30, 598173), (43, 417330), (45, 398782), (86, 208665), (90, 199391), (129, 139110), (215, 83466), (258, 69555), (387, 46370), (430, 41733), (645, 27822), (774, 23185), (1290, 13911), (1935, 9274), (3870, 4637)]