19511190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{216791}}^1$

素因数の和:216804

約数の個数: 24

約数和(自身を含む): 50729328

約数和(自身を除く): 31218138

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 216791, 433582, 650373, 1083955, 1300746, 1951119, 2167910, 3251865, 3902238, 6503730, 9755595, 19511190]

約数ペア:

[(1, 19511190), (2, 9755595), (3, 6503730), (5, 3902238), (6, 3251865), (9, 2167910), (10, 1951119), (15, 1300746), (18, 1083955), (30, 650373), (45, 433582), (90, 216791)]