26909870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{15923}}^1$

素因数の和:15956

約数の個数: 24

約数和(自身を含む): 52453656

約数和(自身を除く): 25543786

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 15923, 31846, 79615, 159230, 206999, 413998, 1034995, 2069990, 2690987, 5381974, 13454935, 26909870]

約数ペア:

[(1, 26909870), (2, 13454935), (5, 5381974), (10, 2690987), (13, 2069990), (26, 1034995), (65, 413998), (130, 206999), (169, 159230), (338, 79615), (845, 31846), (1690, 15923)]