20533664

素因数分解:

$2^5\times {\mathrm{23}}^2\times {\mathrm{1213}}^1$

素因数の和:1269

約数の個数: 36

約数和(自身を含む): 42294546

約数和(自身を除く): 21760882

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 529, 736, 1058, 1213, 2116, 2426, 4232, 4852, 8464, 9704, 16928, 19408, 27899, 38816, 55798, 111596, 223192, 446384, 641677, 892768, 1283354, 2566708, 5133416, 10266832, 20533664]

約数ペア:

[(1, 20533664), (2, 10266832), (4, 5133416), (8, 2566708), (16, 1283354), (23, 892768), (32, 641677), (46, 446384), (92, 223192), (184, 111596), (368, 55798), (529, 38816), (736, 27899), (1058, 19408), (1213, 16928), (2116, 9704), (2426, 8464), (4232, 4852)]