18142782

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1721}}^1$

素因数の和:1984

約数の個数: 32

約数和(自身を含む): 41658624

約数和(自身を除く): 23515842

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 251, 502, 753, 1506, 1721, 1757, 3442, 3514, 5163, 5271, 10326, 10542, 12047, 24094, 36141, 72282, 431971, 863942, 1295913, 2591826, 3023797, 6047594, 9071391, 18142782]

約数ペア:

[(1, 18142782), (2, 9071391), (3, 6047594), (6, 3023797), (7, 2591826), (14, 1295913), (21, 863942), (42, 431971), (251, 72282), (502, 36141), (753, 24094), (1506, 12047), (1721, 10542), (1757, 10326), (3442, 5271), (3514, 5163)]