20343429376

素因数分解:

$2^8\times {\mathrm{1973}}^1\times {\mathrm{40277}}^1$

素因数の和:42266

約数の個数: 36

約数和(自身を含む): 40628982492

約数和(自身を除く): 20285553116

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1973, 3946, 7892, 15784, 31568, 40277, 63136, 80554, 126272, 161108, 252544, 322216, 505088, 644432, 1288864, 2577728, 5155456, 10310912, 79466521, 158933042, 317866084, 635732168, 1271464336, 2542928672, 5085857344, 10171714688, 20343429376]

約数ペア:

[(1, 20343429376), (2, 10171714688), (4, 5085857344), (8, 2542928672), (16, 1271464336), (32, 635732168), (64, 317866084), (128, 158933042), (256, 79466521), (1973, 10310912), (3946, 5155456), (7892, 2577728), (15784, 1288864), (31568, 644432), (40277, 505088), (63136, 322216), (80554, 252544), (126272, 161108)]