18754735

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{613}}^1$

素因数の和:858

約数の個数: 16

約数和(自身を含む): 23430240

約数和(自身を除く): 4675505

約数列:

[1, 5, 29, 145, 211, 613, 1055, 3065, 6119, 17777, 30595, 88885, 129343, 646715, 3750947, 18754735]

約数ペア:

[(1, 18754735), (5, 3750947), (29, 646715), (145, 129343), (211, 88885), (613, 30595), (1055, 17777), (3065, 6119)]