18856827

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{367}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 30735360

約数和(自身を除く): 11878533

約数列:

[1, 3, 9, 11, 27, 33, 99, 173, 297, 367, 519, 1101, 1557, 1903, 3303, 4037, 4671, 5709, 9909, 12111, 17127, 36333, 51381, 63491, 108999, 190473, 571419, 698401, 1714257, 2095203, 6285609, 18856827]

約数ペア:

[(1, 18856827), (3, 6285609), (9, 2095203), (11, 1714257), (27, 698401), (33, 571419), (99, 190473), (173, 108999), (297, 63491), (367, 51381), (519, 36333), (1101, 17127), (1557, 12111), (1903, 9909), (3303, 5709), (4037, 4671)]