20872917

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{59467}}^1$

素因数の和:59489

約数の個数: 16

約数和(自身を含む): 33302080

約数和(自身を除く): 12429163

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 59467, 178401, 535203, 773071, 1605609, 2319213, 6957639, 20872917]

約数ペア:

[(1, 20872917), (3, 6957639), (9, 2319213), (13, 1605609), (27, 773071), (39, 535203), (117, 178401), (351, 59467)]