200019874

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{827}}^1$

素因数の和:990

約数の個数: 32

約数和(自身を含む): 320495616

約数和(自身を除く): 120475742

約数列:

[1, 2, 31, 47, 62, 83, 94, 166, 827, 1457, 1654, 2573, 2914, 3901, 5146, 7802, 25637, 38869, 51274, 68641, 77738, 120931, 137282, 241862, 1204939, 2127871, 2409878, 3226127, 4255742, 6452254, 100009937, 200019874]

約数ペア:

[(1, 200019874), (2, 100009937), (31, 6452254), (47, 4255742), (62, 3226127), (83, 2409878), (94, 2127871), (166, 1204939), (827, 241862), (1457, 137282), (1654, 120931), (2573, 77738), (2914, 68641), (3901, 51274), (5146, 38869), (7802, 25637)]