18529641

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17597}}^1$

素因数の和:17622

約数の個数: 20

約数和(自身を含む): 29811012

約数和(自身を除く): 11281371

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 17597, 52791, 158373, 228761, 475119, 686283, 1425357, 2058849, 6176547, 18529641]

約数ペア:

[(1, 18529641), (3, 6176547), (9, 2058849), (13, 1425357), (27, 686283), (39, 475119), (81, 228761), (117, 158373), (351, 52791), (1053, 17597)]