20448467

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1381}}^1$

素因数の和:1478

約数の個数: 16

約数和(自身を含む): 23681952

約数和(自身を除く): 3233485

約数列:

[1, 13, 17, 67, 221, 871, 1139, 1381, 14807, 17953, 23477, 92527, 305201, 1202851, 1572959, 20448467]

約数ペア:

[(1, 20448467), (13, 1572959), (17, 1202851), (67, 305201), (221, 92527), (871, 23477), (1139, 17953), (1381, 14807)]