20669334

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2473}}^1$

素因数の和:2684

約数の個数: 32

約数和(自身を含む): 47500800

約数和(自身を除く): 26831466

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 199, 398, 597, 1194, 1393, 2473, 2786, 4179, 4946, 7419, 8358, 14838, 17311, 34622, 51933, 103866, 492127, 984254, 1476381, 2952762, 3444889, 6889778, 10334667, 20669334]

約数ペア:

[(1, 20669334), (2, 10334667), (3, 6889778), (6, 3444889), (7, 2952762), (14, 1476381), (21, 984254), (42, 492127), (199, 103866), (398, 51933), (597, 34622), (1194, 17311), (1393, 14838), (2473, 8358), (2786, 7419), (4179, 4946)]