18753779

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1471}}^1$

素因数の和:1562

約数の個数: 16

約数和(自身を含む): 21903360

約数和(自身を除く): 3149581

約数列:

[1, 11, 19, 61, 209, 671, 1159, 1471, 12749, 16181, 27949, 89731, 307439, 987041, 1704889, 18753779]

約数ペア:

[(1, 18753779), (11, 1704889), (19, 987041), (61, 307439), (209, 89731), (671, 27949), (1159, 16181), (1471, 12749)]