20565324

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43943}}^1$

素因数の和:43966

約数の個数: 36

約数和(自身を含む): 55984656

約数和(自身を除く): 35419332

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 43943, 87886, 131829, 175772, 263658, 395487, 527316, 571259, 790974, 1142518, 1581948, 1713777, 2285036, 3427554, 5141331, 6855108, 10282662, 20565324]

約数ペア:

[(1, 20565324), (2, 10282662), (3, 6855108), (4, 5141331), (6, 3427554), (9, 2285036), (12, 1713777), (13, 1581948), (18, 1142518), (26, 790974), (36, 571259), (39, 527316), (52, 395487), (78, 263658), (117, 175772), (156, 131829), (234, 87886), (468, 43943)]