20438982

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{36629}}^1$

素因数の和:36668

約数の個数: 24

約数和(自身を含む): 45714240

約数和(自身を除く): 25275258

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 36629, 73258, 109887, 219774, 329661, 659322, 1135499, 2270998, 3406497, 6812994, 10219491, 20438982]

約数ペア:

[(1, 20438982), (2, 10219491), (3, 6812994), (6, 3406497), (9, 2270998), (18, 1135499), (31, 659322), (62, 329661), (93, 219774), (186, 109887), (279, 73258), (558, 36629)]