20939338

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{65029}}^1$

素因数の和:65061

約数の個数: 16

約数和(自身を含む): 37457280

約数和(自身を除く): 16517942

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 65029, 130058, 455203, 910406, 1495667, 2991334, 10469669, 20939338]

約数ペア:

[(1, 20939338), (2, 10469669), (7, 2991334), (14, 1495667), (23, 910406), (46, 455203), (161, 130058), (322, 65029)]