1990889401

素因数分解:

${\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{433}}^1\times {\mathrm{443}}^1$

素因数の和:1080

約数の個数: 16

約数和(自身を含む): 2039494464

約数和(自身を除く): 48605063

約数列:

[1, 97, 107, 433, 443, 10379, 42001, 42971, 46331, 47401, 191819, 4494107, 4597897, 18606443, 20524633, 1990889401]

約数ペア:

[(1, 1990889401), (97, 20524633), (107, 18606443), (433, 4597897), (443, 4494107), (10379, 191819), (42001, 47401), (42971, 46331)]