20319888

素因数分解:

$2^4\times 3^1\times {\mathrm{173}}^1\times {\mathrm{2447}}^1$

素因数の和:2631

約数の個数: 40

約数和(自身を含む): 52818048

約数和(自身を除く): 32498160

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 173, 346, 519, 692, 1038, 1384, 2076, 2447, 2768, 4152, 4894, 7341, 8304, 9788, 14682, 19576, 29364, 39152, 58728, 117456, 423331, 846662, 1269993, 1693324, 2539986, 3386648, 5079972, 6773296, 10159944, 20319888]

約数ペア:

[(1, 20319888), (2, 10159944), (3, 6773296), (4, 5079972), (6, 3386648), (8, 2539986), (12, 1693324), (16, 1269993), (24, 846662), (48, 423331), (173, 117456), (346, 58728), (519, 39152), (692, 29364), (1038, 19576), (1384, 14682), (2076, 9788), (2447, 8304), (2768, 7341), (4152, 4894)]