20151801891

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{568441}}^1$

素因数の和:568564

約数の個数: 32

約数和(自身を含む): 32469407040

約数和(自身を除く): 12317605149

約数列:

[1, 3, 9, 13, 27, 39, 101, 117, 303, 351, 909, 1313, 2727, 3939, 11817, 35451, 568441, 1705323, 5115969, 7389733, 15347907, 22169199, 57412541, 66507597, 172237623, 199522791, 516712869, 746363033, 1550138607, 2239089099, 6717267297, 20151801891]

約数ペア:

[(1, 20151801891), (3, 6717267297), (9, 2239089099), (13, 1550138607), (27, 746363033), (39, 516712869), (101, 199522791), (117, 172237623), (303, 66507597), (351, 57412541), (909, 22169199), (1313, 15347907), (2727, 7389733), (3939, 5115969), (11817, 1705323), (35451, 568441)]