20147168

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{9397}}^1$

素因数の和:9474

約数の個数: 24

約数和(自身を含む): 40261032

約数和(自身を除く): 20113864

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 1072, 2144, 9397, 18794, 37588, 75176, 150352, 300704, 629599, 1259198, 2518396, 5036792, 10073584, 20147168]

約数ペア:

[(1, 20147168), (2, 10073584), (4, 5036792), (8, 2518396), (16, 1259198), (32, 629599), (67, 300704), (134, 150352), (268, 75176), (536, 37588), (1072, 18794), (2144, 9397)]