17930619

素因数分解:

$3^3\times 7^2\times {\mathrm{13553}}^1$

素因数の和:13576

約数の個数: 24

約数和(自身を含む): 30903120

約数和(自身を除く): 12972501

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 13553, 40659, 94871, 121977, 284613, 365931, 664097, 853839, 1992291, 2561517, 5976873, 17930619]

約数ペア:

[(1, 17930619), (3, 5976873), (7, 2561517), (9, 1992291), (21, 853839), (27, 664097), (49, 365931), (63, 284613), (147, 121977), (189, 94871), (441, 40659), (1323, 13553)]