18028439

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{907}}^1$

素因数の和:1070

約数の個数: 16

約数和(自身を含む): 21356160

約数和(自身を除く): 3327721

約数列:

[1, 11, 13, 139, 143, 907, 1529, 1807, 9977, 11791, 19877, 126073, 129701, 1386803, 1638949, 18028439]

約数ペア:

[(1, 18028439), (11, 1638949), (13, 1386803), (139, 129701), (143, 126073), (907, 19877), (1529, 11791), (1807, 9977)]