19138301

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11069}}^1$

素因数の和:11108

約数の個数: 16

約数和(自身を含む): 24796800

約数和(自身を除く): 5658499

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 11069, 77483, 143897, 210311, 1007279, 1472177, 2734043, 19138301]

約数ペア:

[(1, 19138301), (7, 2734043), (13, 1472177), (19, 1007279), (91, 210311), (133, 143897), (247, 77483), (1729, 11069)]