20284584

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:530

約数の個数: 64

約数和(自身を含む): 53187840

約数和(自身を除く): 32903256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 53, 74, 106, 111, 148, 159, 212, 222, 296, 318, 424, 431, 444, 636, 862, 888, 1272, 1293, 1724, 1961, 2586, 3448, 3922, 5172, 5883, 7844, 10344, 11766, 15688, 15947, 22843, 23532, 31894, 45686, 47064, 47841, 63788, 68529, 91372, 95682, 127576, 137058, 182744, 191364, 274116, 382728, 548232, 845191, 1690382, 2535573, 3380764, 5071146, 6761528, 10142292, 20284584]

約数ペア:

[(1, 20284584), (2, 10142292), (3, 6761528), (4, 5071146), (6, 3380764), (8, 2535573), (12, 1690382), (24, 845191), (37, 548232), (53, 382728), (74, 274116), (106, 191364), (111, 182744), (148, 137058), (159, 127576), (212, 95682), (222, 91372), (296, 68529), (318, 63788), (424, 47841), (431, 47064), (444, 45686), (636, 31894), (862, 23532), (888, 22843), (1272, 15947), (1293, 15688), (1724, 11766), (1961, 10344), (2586, 7844), (3448, 5883), (3922, 5172)]