19705049

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2741}}^1$

素因数の和:2840

約数の個数: 16

約数和(自身を含む): 24568320

約数和(自身を除く): 4863271

約数列:

[1, 7, 13, 79, 91, 553, 1027, 2741, 7189, 19187, 35633, 216539, 249431, 1515773, 2815007, 19705049]

約数ペア:

[(1, 19705049), (7, 2815007), (13, 1515773), (79, 249431), (91, 216539), (553, 35633), (1027, 19187), (2741, 7189)]