19674872

素因数分解:

$2^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{947}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 43769160

約数和(自身を除く): 24094288

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 98, 106, 196, 212, 371, 392, 424, 742, 947, 1484, 1894, 2597, 2968, 3788, 5194, 6629, 7576, 10388, 13258, 20776, 26516, 46403, 50191, 53032, 92806, 100382, 185612, 200764, 351337, 371224, 401528, 702674, 1405348, 2459359, 2810696, 4918718, 9837436, 19674872]

約数ペア:

[(1, 19674872), (2, 9837436), (4, 4918718), (7, 2810696), (8, 2459359), (14, 1405348), (28, 702674), (49, 401528), (53, 371224), (56, 351337), (98, 200764), (106, 185612), (196, 100382), (212, 92806), (371, 53032), (392, 50191), (424, 46403), (742, 26516), (947, 20776), (1484, 13258), (1894, 10388), (2597, 7576), (2968, 6629), (3788, 5194)]