20436832

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{3779}}^1$

素因数の和:3815

約数の個数: 36

約数和(自身を含む): 43579620

約数和(自身を除く): 23142788

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 3779, 5408, 7558, 15116, 30232, 49127, 60464, 98254, 120928, 196508, 393016, 638651, 786032, 1277302, 1572064, 2554604, 5109208, 10218416, 20436832]

約数ペア:

[(1, 20436832), (2, 10218416), (4, 5109208), (8, 2554604), (13, 1572064), (16, 1277302), (26, 786032), (32, 638651), (52, 393016), (104, 196508), (169, 120928), (208, 98254), (338, 60464), (416, 49127), (676, 30232), (1352, 15116), (2704, 7558), (3779, 5408)]