20784888

素因数分解:

$2^3\times 3^2\times {\mathrm{288679}}^1$

素因数の和:288691

約数の個数: 24

約数和(自身を含む): 56292600

約数和(自身を除く): 35507712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 288679, 577358, 866037, 1154716, 1732074, 2309432, 2598111, 3464148, 5196222, 6928296, 10392444, 20784888]

約数ペア:

[(1, 20784888), (2, 10392444), (3, 6928296), (4, 5196222), (6, 3464148), (8, 2598111), (9, 2309432), (12, 1732074), (18, 1154716), (24, 866037), (36, 577358), (72, 288679)]