20539468

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1319}}^1$

素因数の和:1569

約数の個数: 24

約数和(自身を含む): 38253600

約数和(自身を除く): 17714132

約数列:

[1, 2, 4, 17, 34, 68, 229, 458, 916, 1319, 2638, 3893, 5276, 7786, 15572, 22423, 44846, 89692, 302051, 604102, 1208204, 5134867, 10269734, 20539468]

約数ペア:

[(1, 20539468), (2, 10269734), (4, 5134867), (17, 1208204), (34, 604102), (68, 302051), (229, 89692), (458, 44846), (916, 22423), (1319, 15572), (2638, 7786), (3893, 5276)]