18157040187

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3163}}^1\times {\mathrm{13381}}^1$

素因数の和:16571

約数の個数: 32

約数和(自身を含む): 28452915456

約数和(自身を除く): 10295875269

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 3163, 9489, 13381, 34793, 40143, 41119, 104379, 123357, 147191, 173953, 441573, 452309, 521859, 1356927, 1913483, 5740449, 42324103, 126972309, 465565133, 550213339, 1396695399, 1650640017, 6052346729, 18157040187]

約数ペア:

[(1, 18157040187), (3, 6052346729), (11, 1650640017), (13, 1396695399), (33, 550213339), (39, 465565133), (143, 126972309), (429, 42324103), (3163, 5740449), (9489, 1913483), (13381, 1356927), (34793, 521859), (40143, 452309), (41119, 441573), (104379, 173953), (123357, 147191)]