20184717

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2251}}^1$

素因数の和:2329

約数の個数: 24

約数和(自身を含む): 31834272

約数和(自身を除く): 11649555

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2251, 2989, 6753, 8967, 15757, 47271, 110299, 137311, 330897, 411933, 961177, 2883531, 6728239, 20184717]

約数ペア:

[(1, 20184717), (3, 6728239), (7, 2883531), (21, 961177), (49, 411933), (61, 330897), (147, 137311), (183, 110299), (427, 47271), (1281, 15757), (2251, 8967), (2989, 6753)]