20126137785

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1691983}}^1$

素因数の和:1692065

約数の個数: 32

約数和(自身を含む): 35247410688

約数和(自身を除く): 15121272903

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 183, 195, 305, 793, 915, 2379, 3965, 11895, 1691983, 5075949, 8459915, 21995779, 25379745, 65987337, 103210963, 109978895, 309632889, 329936685, 516054815, 1341742519, 1548164445, 4025227557, 6708712595, 20126137785]

約数ペア:

[(1, 20126137785), (3, 6708712595), (5, 4025227557), (13, 1548164445), (15, 1341742519), (39, 516054815), (61, 329936685), (65, 309632889), (183, 109978895), (195, 103210963), (305, 65987337), (793, 25379745), (915, 21995779), (2379, 8459915), (3965, 5075949), (11895, 1691983)]