20147810188

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{79}}^1\times {\mathrm{47903}}^1$

素因数の和:48019

約数の個数: 48

約数和(自身を含む): 39273615360

約数和(自身を除く): 19125805172

約数列:

[1, 2, 4, 11, 22, 44, 79, 121, 158, 242, 316, 484, 869, 1331, 1738, 2662, 3476, 5324, 9559, 19118, 38236, 47903, 95806, 105149, 191612, 210298, 420596, 526933, 1053866, 2107732, 3784337, 5796263, 7568674, 11592526, 15137348, 23185052, 41627707, 63758893, 83255414, 127517786, 166510828, 255035572, 457904777, 915809554, 1831619108, 5036952547, 10073905094, 20147810188]

約数ペア:

[(1, 20147810188), (2, 10073905094), (4, 5036952547), (11, 1831619108), (22, 915809554), (44, 457904777), (79, 255035572), (121, 166510828), (158, 127517786), (242, 83255414), (316, 63758893), (484, 41627707), (869, 23185052), (1331, 15137348), (1738, 11592526), (2662, 7568674), (3476, 5796263), (5324, 3784337), (9559, 2107732), (19118, 1053866), (38236, 526933), (47903, 420596), (95806, 210298), (105149, 191612)]