2019679676

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1\times {\mathrm{2221}}^1$

素因数の和:2970

約数の個数: 48

約数和(自身を含む): 4133133312

約数和(自身を除く): 2113453636

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 691, 1316, 1382, 2221, 2764, 4442, 4837, 8884, 9674, 15547, 19348, 31094, 32477, 62188, 64954, 104387, 129908, 208774, 227339, 417548, 454678, 730709, 909356, 1461418, 1534711, 2922836, 3069422, 6138844, 10742977, 21485954, 42971908, 72131417, 144262834, 288525668, 504919919, 1009839838, 2019679676]

約数ペア:

[(1, 2019679676), (2, 1009839838), (4, 504919919), (7, 288525668), (14, 144262834), (28, 72131417), (47, 42971908), (94, 21485954), (188, 10742977), (329, 6138844), (658, 3069422), (691, 2922836), (1316, 1534711), (1382, 1461418), (2221, 909356), (2764, 730709), (4442, 454678), (4837, 417548), (8884, 227339), (9674, 208774), (15547, 129908), (19348, 104387), (31094, 64954), (32477, 62188)]