19768023

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 32313600

約数和(自身を除く): 12545577

約数列:

[1, 3, 9, 11, 27, 33, 99, 101, 297, 303, 659, 909, 1111, 1977, 2727, 3333, 5931, 7249, 9999, 17793, 21747, 29997, 65241, 66559, 195723, 199677, 599031, 732149, 1797093, 2196447, 6589341, 19768023]

約数ペア:

[(1, 19768023), (3, 6589341), (9, 2196447), (11, 1797093), (27, 732149), (33, 599031), (99, 199677), (101, 195723), (297, 66559), (303, 65241), (659, 29997), (909, 21747), (1111, 17793), (1977, 9999), (2727, 7249), (3333, 5931)]