30918778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{15791}}^1$

素因数の和:15893

約数の個数: 16

約数和(自身を含む): 51166080

約数和(自身を除く): 20247302

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 15791, 31582, 173701, 347402, 1405399, 2810798, 15459389, 30918778]

約数ペア:

[(1, 30918778), (2, 15459389), (11, 2810798), (22, 1405399), (89, 347402), (178, 173701), (979, 31582), (1958, 15791)]