18487882

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{12821}}^1$

素因数の和:12933

約数の個数: 16

約数和(自身を含む): 32003712

約数和(自身を除く): 13515830

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 12821, 25642, 89747, 179494, 1320563, 2641126, 9243941, 18487882]

約数ペア:

[(1, 18487882), (2, 9243941), (7, 2641126), (14, 1320563), (103, 179494), (206, 89747), (721, 25642), (1442, 12821)]