19490523

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{907}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 30508800

約数和(自身を除く): 11018277

約数列:

[1, 3, 13, 19, 29, 39, 57, 87, 247, 377, 551, 741, 907, 1131, 1653, 2721, 7163, 11791, 17233, 21489, 26303, 35373, 51699, 78909, 224029, 341939, 499757, 672087, 1025817, 1499271, 6496841, 19490523]

約数ペア:

[(1, 19490523), (3, 6496841), (13, 1499271), (19, 1025817), (29, 672087), (39, 499757), (57, 341939), (87, 224029), (247, 78909), (377, 51699), (551, 35373), (741, 26303), (907, 21489), (1131, 17233), (1653, 11791), (2721, 7163)]