20737283

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{853}}^1$

素因数の和:1034

約数の個数: 16

約数和(自身を含む): 24923136

約数和(自身を除く): 4185853

約数列:

[1, 7, 23, 151, 161, 853, 1057, 3473, 5971, 19619, 24311, 128803, 137333, 901621, 2962469, 20737283]

約数ペア:

[(1, 20737283), (7, 2962469), (23, 901621), (151, 137333), (161, 128803), (853, 24311), (1057, 19619), (3473, 5971)]