19639401

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{751}}^1$

素因数の和:1156

約数の個数: 16

約数和(自身を含む): 27432960

約数和(自身を除く): 7793559

約数列:

[1, 3, 23, 69, 379, 751, 1137, 2253, 8717, 17273, 26151, 51819, 284629, 853887, 6546467, 19639401]

約数ペア:

[(1, 19639401), (3, 6546467), (23, 853887), (69, 284629), (379, 51819), (751, 26151), (1137, 17273), (2253, 8717)]