20162790495

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{38273}}^1$

素因数の和:38816

約数の個数: 48

約数和(自身を含む): 36540953280

約数和(自身を除く): 16378162785

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 509, 1035, 1527, 2545, 4581, 7635, 11707, 22905, 35121, 38273, 58535, 105363, 114819, 175605, 191365, 344457, 526815, 574095, 880279, 1722285, 2640837, 4401395, 7922511, 13204185, 19480957, 39612555, 58442871, 97404785, 175328613, 292214355, 448062011, 876643065, 1344186033, 2240310055, 4032558099, 6720930165, 20162790495]

約数ペア:

[(1, 20162790495), (3, 6720930165), (5, 4032558099), (9, 2240310055), (15, 1344186033), (23, 876643065), (45, 448062011), (69, 292214355), (115, 175328613), (207, 97404785), (345, 58442871), (509, 39612555), (1035, 19480957), (1527, 13204185), (2545, 7922511), (4581, 4401395), (7635, 2640837), (11707, 1722285), (22905, 880279), (35121, 574095), (38273, 526815), (58535, 344457), (105363, 191365), (114819, 175605)]