31661456

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:719

約数の個数: 40

約数和(自身を含む): 63638784

約数和(自身を除く): 31977328

約数列:

[1, 2, 4, 8, 16, 47, 71, 94, 142, 188, 284, 376, 568, 593, 752, 1136, 1186, 2372, 3337, 4744, 6674, 9488, 13348, 26696, 27871, 42103, 53392, 55742, 84206, 111484, 168412, 222968, 336824, 445936, 673648, 1978841, 3957682, 7915364, 15830728, 31661456]

約数ペア:

[(1, 31661456), (2, 15830728), (4, 7915364), (8, 3957682), (16, 1978841), (47, 673648), (71, 445936), (94, 336824), (142, 222968), (188, 168412), (284, 111484), (376, 84206), (568, 55742), (593, 53392), (752, 42103), (1136, 27871), (1186, 26696), (2372, 13348), (3337, 9488), (4744, 6674)]