2189173688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{489529}}^1$

素因数の和:489591

約数の個数: 32

約数和(自身を含む): 4523257200

約数和(自身を除く): 2334083512

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 489529, 979058, 1958116, 3916232, 6363877, 12727754, 21049747, 25455508, 42099494, 50911016, 84198988, 168397976, 273646711, 547293422, 1094586844, 2189173688]

約数ペア:

[(1, 2189173688), (2, 1094586844), (4, 547293422), (8, 273646711), (13, 168397976), (26, 84198988), (43, 50911016), (52, 42099494), (86, 25455508), (104, 21049747), (172, 12727754), (344, 6363877), (559, 3916232), (1118, 1958116), (2236, 979058), (4472, 489529)]