20121208258

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{9431}}^1\times {\mathrm{22697}}^1$

素因数の和:32177

約数の個数: 16

約数和(自身を含む): 30828605184

約数和(自身を除く): 10707396926

約数列:

[1, 2, 47, 94, 9431, 18862, 22697, 45394, 443257, 886514, 1066759, 2133518, 214055407, 428110814, 10060604129, 20121208258]

約数ペア:

[(1, 20121208258), (2, 10060604129), (47, 428110814), (94, 214055407), (9431, 2133518), (18862, 1066759), (22697, 886514), (45394, 443257)]