81361744

素因数分解:

$2^4\times {\mathrm{373}}^1\times {\mathrm{13633}}^1$

素因数の和:14014

約数の個数: 20

約数和(自身を含む): 158072596

約数和(自身を除く): 76710852

約数列:

[1, 2, 4, 8, 16, 373, 746, 1492, 2984, 5968, 13633, 27266, 54532, 109064, 218128, 5085109, 10170218, 20340436, 40680872, 81361744]

約数ペア:

[(1, 81361744), (2, 40680872), (4, 20340436), (8, 10170218), (16, 5085109), (373, 218128), (746, 109064), (1492, 54532), (2984, 27266), (5968, 13633)]