20106257

素因数分解:

${\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:340

約数の個数: 16

約数和(自身を含む): 21908880

約数和(自身を除く): 1802623

約数列:

[1, 17, 89, 97, 137, 1513, 1649, 2329, 8633, 12193, 13289, 146761, 207281, 225913, 1182721, 20106257]

約数ペア:

[(1, 20106257), (17, 1182721), (89, 225913), (97, 207281), (137, 146761), (1513, 13289), (1649, 12193), (2329, 8633)]