816393008

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{419}}^1\times {\mathrm{2591}}^1$

素因数の和:3065

約数の個数: 40

約数和(自身を含む): 1619896320

約数和(自身を除く): 803503312

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 419, 752, 838, 1676, 2591, 3352, 5182, 6704, 10364, 19693, 20728, 39386, 41456, 78772, 121777, 157544, 243554, 315088, 487108, 974216, 1085629, 1948432, 2171258, 4342516, 8685032, 17370064, 51024563, 102049126, 204098252, 408196504, 816393008]

約数ペア:

[(1, 816393008), (2, 408196504), (4, 204098252), (8, 102049126), (16, 51024563), (47, 17370064), (94, 8685032), (188, 4342516), (376, 2171258), (419, 1948432), (752, 1085629), (838, 974216), (1676, 487108), (2591, 315088), (3352, 243554), (5182, 157544), (6704, 121777), (10364, 78772), (19693, 41456), (20728, 39386)]