20642616

素因数分解:

$2^3\times 3^2\times {\mathrm{286703}}^1$

素因数の和:286715

約数の個数: 24

約数和(自身を含む): 55907280

約数和(自身を除く): 35264664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 286703, 573406, 860109, 1146812, 1720218, 2293624, 2580327, 3440436, 5160654, 6880872, 10321308, 20642616]

約数ペア:

[(1, 20642616), (2, 10321308), (3, 6880872), (4, 5160654), (6, 3440436), (8, 2580327), (9, 2293624), (12, 1720218), (18, 1146812), (24, 860109), (36, 573406), (72, 286703)]