20431636

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{659}}^1$

素因数の和:1023

約数の個数: 24

約数和(自身を含む): 37477440

約数和(自身を除く): 17045804

約数列:

[1, 2, 4, 23, 46, 92, 337, 659, 674, 1318, 1348, 2636, 7751, 15157, 15502, 30314, 31004, 60628, 222083, 444166, 888332, 5107909, 10215818, 20431636]

約数ペア:

[(1, 20431636), (2, 10215818), (4, 5107909), (23, 888332), (46, 444166), (92, 222083), (337, 60628), (659, 31004), (674, 30314), (1318, 15502), (1348, 15157), (2636, 7751)]