19633726

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2381}}^1$

素因数の和:2440

約数の個数: 32

約数和(自身を含む): 36587520

約数和(自身を除く): 16953794

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 1178, 2381, 4123, 4762, 8246, 16667, 33334, 45239, 73811, 90478, 147622, 316673, 516677, 633346, 1033354, 1402409, 2804818, 9816863, 19633726]

約数ペア:

[(1, 19633726), (2, 9816863), (7, 2804818), (14, 1402409), (19, 1033354), (31, 633346), (38, 516677), (62, 316673), (133, 147622), (217, 90478), (266, 73811), (434, 45239), (589, 33334), (1178, 16667), (2381, 8246), (4123, 4762)]