18123469

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2521}}^1$

素因数の和:2620

約数の個数: 16

約数和(自身を含む): 22597120

約数和(自身を除く): 4473651

約数列:

[1, 7, 13, 79, 91, 553, 1027, 2521, 7189, 17647, 32773, 199159, 229411, 1394113, 2589067, 18123469]

約数ペア:

[(1, 18123469), (7, 2589067), (13, 1394113), (79, 229411), (91, 199159), (553, 32773), (1027, 17647), (2521, 7189)]