18804689905

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{545617}}^1$

素因数の和:545796

約数の個数: 16

約数和(自身を含む): 23138568144

約数和(自身を除く): 4333878239

約数列:

[1, 5, 61, 113, 305, 565, 6893, 34465, 545617, 2728085, 33282637, 61654721, 166413185, 308273605, 3760937981, 18804689905]

約数ペア:

[(1, 18804689905), (5, 3760937981), (61, 308273605), (113, 166413185), (305, 61654721), (565, 33282637), (6893, 2728085), (34465, 545617)]