19140093

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2039}}^1$

素因数の和:2201

約数の個数: 24

約数和(自身を含む): 31824000

約数和(自身を除く): 12683907

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 2039, 3129, 6117, 9387, 14273, 18351, 42819, 128457, 303811, 911433, 2126677, 2734299, 6380031, 19140093]

約数ペア:

[(1, 19140093), (3, 6380031), (7, 2734299), (9, 2126677), (21, 911433), (63, 303811), (149, 128457), (447, 42819), (1043, 18351), (1341, 14273), (2039, 9387), (3129, 6117)]