20390933504

素因数分解:

$2^{10}\times {\mathrm{107}}^1\times {\mathrm{186103}}^1$

素因数の和:186230

約数の個数: 44

約数和(自身を含む): 41143127904

約数和(自身を除く): 20752194400

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 214, 256, 428, 512, 856, 1024, 1712, 3424, 6848, 13696, 27392, 54784, 109568, 186103, 372206, 744412, 1488824, 2977648, 5955296, 11910592, 19913021, 23821184, 39826042, 47642368, 79652084, 95284736, 159304168, 190569472, 318608336, 637216672, 1274433344, 2548866688, 5097733376, 10195466752, 20390933504]

約数ペア:

[(1, 20390933504), (2, 10195466752), (4, 5097733376), (8, 2548866688), (16, 1274433344), (32, 637216672), (64, 318608336), (107, 190569472), (128, 159304168), (214, 95284736), (256, 79652084), (428, 47642368), (512, 39826042), (856, 23821184), (1024, 19913021), (1712, 11910592), (3424, 5955296), (6848, 2977648), (13696, 1488824), (27392, 744412), (54784, 372206), (109568, 186103)]