19140681

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{6653}}^1$

素因数の和:6800

約数の個数: 16

約数和(自身を含む): 29384064

約数和(自身を除く): 10243383

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 6653, 19959, 46571, 139713, 911461, 2734383, 6380227, 19140681]

約数ペア:

[(1, 19140681), (3, 6380227), (7, 2734383), (21, 911461), (137, 139713), (411, 46571), (959, 19959), (2877, 6653)]