20090651

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{857}}^1$

素因数の和:1078

約数の個数: 16

約数和(自身を含む): 24463296

約数和(自身を除く): 4372645

約数列:

[1, 7, 17, 119, 197, 857, 1379, 3349, 5999, 14569, 23443, 101983, 168829, 1181803, 2870093, 20090651]

約数ペア:

[(1, 20090651), (7, 2870093), (17, 1181803), (119, 168829), (197, 101983), (857, 23443), (1379, 14569), (3349, 5999)]