18092007

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1231}}^1$

素因数の和:1331

約数の個数: 24

約数和(自身を含む): 27675648

約数和(自身を除く): 9583641

約数列:

[1, 3, 9, 23, 69, 71, 207, 213, 639, 1231, 1633, 3693, 4899, 11079, 14697, 28313, 84939, 87401, 254817, 262203, 786609, 2010223, 6030669, 18092007]

約数ペア:

[(1, 18092007), (3, 6030669), (9, 2010223), (23, 786609), (69, 262203), (71, 254817), (207, 87401), (213, 84939), (639, 28313), (1231, 14697), (1633, 11079), (3693, 4899)]