20087777374

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{237911}}^1$

素因数の和:238120

約数の個数: 32

約数和(自身を含む): 35584022016

約数和(自身を除く): 15496244642

約数列:

[1, 2, 7, 14, 37, 74, 163, 259, 326, 518, 1141, 2282, 6031, 12062, 42217, 84434, 237911, 475822, 1665377, 3330754, 8802707, 17605414, 38779493, 61618949, 77558986, 123237898, 271456451, 542912902, 1434841241, 2869682482, 10043888687, 20087777374]

約数ペア:

[(1, 20087777374), (2, 10043888687), (7, 2869682482), (14, 1434841241), (37, 542912902), (74, 271456451), (163, 123237898), (259, 77558986), (326, 61618949), (518, 38779493), (1141, 17605414), (2282, 8802707), (6031, 3330754), (12062, 1665377), (42217, 475822), (84434, 237911)]