18289345542

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{234478789}}^1$

素因数の和:234478807

約数の個数: 16

約数和(自身を含む): 39392436720

約数和(自身を除く): 21103091178

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 234478789, 468957578, 703436367, 1406872734, 3048224257, 6096448514, 9144672771, 18289345542]

約数ペア:

[(1, 18289345542), (2, 9144672771), (3, 6096448514), (6, 3048224257), (13, 1406872734), (26, 703436367), (39, 468957578), (78, 234478789)]