20244627

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 32612160

約数和(自身を除く): 12367533

約数列:

[1, 3, 9, 13, 27, 39, 117, 137, 351, 411, 421, 1233, 1263, 1781, 3699, 3789, 5343, 5473, 11367, 16029, 16419, 48087, 49257, 57677, 147771, 173031, 519093, 749801, 1557279, 2249403, 6748209, 20244627]

約数ペア:

[(1, 20244627), (3, 6748209), (9, 2249403), (13, 1557279), (27, 749801), (39, 519093), (117, 173031), (137, 147771), (351, 57677), (411, 49257), (421, 48087), (1233, 16419), (1263, 16029), (1781, 11367), (3699, 5473), (3789, 5343)]