26657618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{2447}}^1$

素因数の和:2881

約数の個数: 16

約数和(自身を含む): 43182720

約数和(自身を除く): 16525102

約数列:

[1, 2, 13, 26, 419, 838, 2447, 4894, 5447, 10894, 31811, 63622, 1025293, 2050586, 13328809, 26657618]

約数ペア:

[(1, 26657618), (2, 13328809), (13, 2050586), (26, 1025293), (419, 63622), (838, 31811), (2447, 10894), (4894, 5447)]