20799414

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1085

約数の個数: 48

約数和(自身を含む): 48263280

約数和(自身を除く): 27463866

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 61, 114, 122, 171, 183, 342, 366, 549, 997, 1098, 1159, 1994, 2318, 2991, 3477, 5982, 6954, 8973, 10431, 17946, 18943, 20862, 37886, 56829, 60817, 113658, 121634, 170487, 182451, 340974, 364902, 547353, 1094706, 1155523, 2311046, 3466569, 6933138, 10399707, 20799414]

約数ペア:

[(1, 20799414), (2, 10399707), (3, 6933138), (6, 3466569), (9, 2311046), (18, 1155523), (19, 1094706), (38, 547353), (57, 364902), (61, 340974), (114, 182451), (122, 170487), (171, 121634), (183, 113658), (342, 60817), (366, 56829), (549, 37886), (997, 20862), (1098, 18943), (1159, 17946), (1994, 10431), (2318, 8973), (2991, 6954), (3477, 5982)]