20199427235

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1\times {\mathrm{5147}}^1$

素因数の和:5687

約数の個数: 32

約数和(自身を含む): 26335108800

約数和(自身を除く): 6135681565

約数列:

[1, 5, 13, 65, 173, 349, 865, 1745, 2249, 4537, 5147, 11245, 22685, 25735, 60377, 66911, 301885, 334555, 784901, 890431, 1796303, 3924505, 4452155, 8981515, 11575603, 23351939, 57878015, 116759695, 310760419, 1553802095, 4039885447, 20199427235]

約数ペア:

[(1, 20199427235), (5, 4039885447), (13, 1553802095), (65, 310760419), (173, 116759695), (349, 57878015), (865, 23351939), (1745, 11575603), (2249, 8981515), (4537, 4452155), (5147, 3924505), (11245, 1796303), (22685, 890431), (25735, 784901), (60377, 334555), (66911, 301885)]