19016620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3313}}^1$

素因数の和:3370

約数の個数: 48

約数和(自身を含む): 46767168

約数和(自身を除く): 27750548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 3313, 5740, 6626, 13252, 16565, 23191, 33130, 46382, 66260, 92764, 115955, 135833, 231910, 271666, 463820, 543332, 679165, 950831, 1358330, 1901662, 2716660, 3803324, 4754155, 9508310, 19016620]

約数ペア:

[(1, 19016620), (2, 9508310), (4, 4754155), (5, 3803324), (7, 2716660), (10, 1901662), (14, 1358330), (20, 950831), (28, 679165), (35, 543332), (41, 463820), (70, 271666), (82, 231910), (140, 135833), (164, 115955), (205, 92764), (287, 66260), (410, 46382), (574, 33130), (820, 23191), (1148, 16565), (1435, 13252), (2870, 6626), (3313, 5740)]