19876064

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47779}}^1$

素因数の和:47802

約数の個数: 24

約数和(自身を含む): 42141960

約数和(自身を除く): 22265896

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 47779, 95558, 191116, 382232, 621127, 764464, 1242254, 1528928, 2484508, 4969016, 9938032, 19876064]

約数ペア:

[(1, 19876064), (2, 9938032), (4, 4969016), (8, 2484508), (13, 1528928), (16, 1242254), (26, 764464), (32, 621127), (52, 382232), (104, 191116), (208, 95558), (416, 47779)]