19540345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{12251}}^1$

素因数の和:12296

約数の個数: 16

約数和(自身を含む): 26464320

約数和(自身を除く): 6923975

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 12251, 61255, 134761, 355279, 673805, 1776395, 3908069, 19540345]

約数ペア:

[(1, 19540345), (5, 3908069), (11, 1776395), (29, 673805), (55, 355279), (145, 134761), (319, 61255), (1595, 12251)]