20187797487

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{541}}^1\times {\mathrm{6691}}^1$

素因数の和:7272

約数の個数: 48

約数和(自身を含む): 31860130176

約数和(自身を除く): 11672332689

約数列:

[1, 3, 11, 13, 33, 39, 143, 169, 429, 507, 541, 1623, 1859, 5577, 5951, 6691, 7033, 17853, 20073, 21099, 73601, 77363, 86983, 91429, 220803, 232089, 260949, 274287, 956813, 1005719, 1130779, 2870439, 3017157, 3392337, 3619831, 10859493, 12438569, 37315707, 39818141, 47057803, 119454423, 141173409, 517635833, 611751439, 1552907499, 1835254317, 6729265829, 20187797487]

約数ペア:

[(1, 20187797487), (3, 6729265829), (11, 1835254317), (13, 1552907499), (33, 611751439), (39, 517635833), (143, 141173409), (169, 119454423), (429, 47057803), (507, 39818141), (541, 37315707), (1623, 12438569), (1859, 10859493), (5577, 3619831), (5951, 3392337), (6691, 3017157), (7033, 2870439), (17853, 1130779), (20073, 1005719), (21099, 956813), (73601, 274287), (77363, 260949), (86983, 232089), (91429, 220803)]