18301491

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2267}}^1$

素因数の和:2312

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 12180429

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 299, 351, 621, 897, 2267, 2691, 6801, 8073, 20403, 29471, 52141, 61209, 88413, 156423, 265239, 469269, 677833, 795717, 1407807, 2033499, 6100497, 18301491]

約数ペア:

[(1, 18301491), (3, 6100497), (9, 2033499), (13, 1407807), (23, 795717), (27, 677833), (39, 469269), (69, 265239), (117, 156423), (207, 88413), (299, 61209), (351, 52141), (621, 29471), (897, 20403), (2267, 8073), (2691, 6801)]