18701808579

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1404989}}^1$

素因数の和:1405044

約数の個数: 32

約数和(自身を含む): 30347784000

約数和(自身を除く): 11645975421

約数列:

[1, 3, 9, 17, 27, 29, 51, 87, 153, 261, 459, 493, 783, 1479, 4437, 13311, 1404989, 4214967, 12644901, 23884813, 37934703, 40744681, 71654439, 122234043, 214963317, 366702129, 644889951, 692659577, 1100106387, 2077978731, 6233936193, 18701808579]

約数ペア:

[(1, 18701808579), (3, 6233936193), (9, 2077978731), (17, 1100106387), (27, 692659577), (29, 644889951), (51, 366702129), (87, 214963317), (153, 122234043), (261, 71654439), (459, 40744681), (493, 37934703), (783, 23884813), (1479, 12644901), (4437, 4214967), (13311, 1404989)]