20119437

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{479}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 31449600

約数和(自身を除く): 11330163

約数列:

[1, 3, 9, 13, 39, 117, 359, 479, 1077, 1437, 3231, 4311, 4667, 6227, 14001, 18681, 42003, 56043, 171961, 515883, 1547649, 2235493, 6706479, 20119437]

約数ペア:

[(1, 20119437), (3, 6706479), (9, 2235493), (13, 1547649), (39, 515883), (117, 171961), (359, 56043), (479, 42003), (1077, 18681), (1437, 14001), (3231, 6227), (4311, 4667)]