19154470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1381}}^1$

素因数の和:1480

約数の個数: 32

約数和(自身を含む): 36816480

約数和(自身を除く): 17662010

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 146, 190, 365, 730, 1381, 1387, 2762, 2774, 6905, 6935, 13810, 13870, 26239, 52478, 100813, 131195, 201626, 262390, 504065, 1008130, 1915447, 3830894, 9577235, 19154470]

約数ペア:

[(1, 19154470), (2, 9577235), (5, 3830894), (10, 1915447), (19, 1008130), (38, 504065), (73, 262390), (95, 201626), (146, 131195), (190, 100813), (365, 52478), (730, 26239), (1381, 13870), (1387, 13810), (2762, 6935), (2774, 6905)]