19492178

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{2699}}^1$

素因数の和:2881

約数の個数: 16

約数和(自身を含む): 30715200

約数和(自身を除く): 11223022

約数列:

[1, 2, 23, 46, 157, 314, 2699, 3611, 5398, 7222, 62077, 124154, 423743, 847486, 9746089, 19492178]

約数ペア:

[(1, 19492178), (2, 9746089), (23, 847486), (46, 423743), (157, 124154), (314, 62077), (2699, 7222), (3611, 5398)]