20121708438

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{85990207}}^1$

素因数の和:85990228

約数の個数: 24

約数和(自身を含む): 46950653568

約数和(自身を除く): 26828945130

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 85990207, 171980414, 257970621, 515941242, 773911863, 1117872691, 1547823726, 2235745382, 3353618073, 6707236146, 10060854219, 20121708438]

約数ペア:

[(1, 20121708438), (2, 10060854219), (3, 6707236146), (6, 3353618073), (9, 2235745382), (13, 1547823726), (18, 1117872691), (26, 773911863), (39, 515941242), (78, 257970621), (117, 171980414), (234, 85990207)]