20010551379

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3186901}}^1$

素因数の和:3186947

約数の個数: 32

約数和(自身を含む): 34265570304

約数和(自身を除く): 14255018925

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 6279, 3186901, 9560703, 22308307, 41429713, 66924921, 73298723, 124289139, 219896169, 290007991, 513091061, 870023973, 952883399, 1539273183, 2858650197, 6670183793, 20010551379]

約数ペア:

[(1, 20010551379), (3, 6670183793), (7, 2858650197), (13, 1539273183), (21, 952883399), (23, 870023973), (39, 513091061), (69, 290007991), (91, 219896169), (161, 124289139), (273, 73298723), (299, 66924921), (483, 41429713), (897, 22308307), (2093, 9560703), (6279, 3186901)]