20585799

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{263}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 33116160

約数和(自身を除く): 12530361

約数列:

[1, 3, 9, 13, 27, 39, 117, 223, 263, 351, 669, 789, 2007, 2367, 2899, 3419, 6021, 7101, 8697, 10257, 26091, 30771, 58649, 78273, 92313, 175947, 527841, 762437, 1583523, 2287311, 6861933, 20585799]

約数ペア:

[(1, 20585799), (3, 6861933), (9, 2287311), (13, 1583523), (27, 762437), (39, 527841), (117, 175947), (223, 92313), (263, 78273), (351, 58649), (669, 30771), (789, 26091), (2007, 10257), (2367, 8697), (2899, 7101), (3419, 6021)]