18946683

素因数分解:

$3^3\times 7^2\times {\mathrm{14321}}^1$

素因数の和:14344

約数の個数: 24

約数和(自身を含む): 32654160

約数和(自身を除く): 13707477

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 14321, 42963, 100247, 128889, 300741, 386667, 701729, 902223, 2105187, 2706669, 6315561, 18946683]

約数ペア:

[(1, 18946683), (3, 6315561), (7, 2706669), (9, 2105187), (21, 902223), (27, 701729), (49, 386667), (63, 300741), (147, 128889), (189, 100247), (441, 42963), (1323, 14321)]