18791449

素因数分解:

${\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:360

約数の個数: 16

約数和(自身を含む): 20301120

約数和(自身を除く): 1509671

約数列:

[1, 29, 37, 83, 211, 1073, 2407, 3071, 6119, 7807, 17513, 89059, 226403, 507877, 647981, 18791449]

約数ペア:

[(1, 18791449), (29, 647981), (37, 507877), (83, 226403), (211, 89059), (1073, 17513), (2407, 7807), (3071, 6119)]