20155473

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19141}}^1$

素因数の和:19166

約数の個数: 20

約数和(自身を含む): 32426548

約数和(自身を除く): 12271075

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 19141, 57423, 172269, 248833, 516807, 746499, 1550421, 2239497, 6718491, 20155473]

約数ペア:

[(1, 20155473), (3, 6718491), (9, 2239497), (13, 1550421), (27, 746499), (39, 516807), (81, 248833), (117, 172269), (351, 57423), (1053, 19141)]