18408454

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{6823}}^1$

素因数の和:6915

約数の個数: 16

約数和(自身を含む): 29479680

約数和(自身を除く): 11071226

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 6823, 13646, 129637, 259274, 484433, 968866, 9204227, 18408454]

約数ペア:

[(1, 18408454), (2, 9204227), (19, 968866), (38, 484433), (71, 259274), (142, 129637), (1349, 13646), (2698, 6823)]