19934856905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{449}}^1\times {\mathrm{1777}}^1$

素因数の和:2513

約数の個数: 32

約数和(自身を含む): 25347168000

約数和(自身を除く): 5412311095

約数列:

[1, 5, 19, 95, 263, 449, 1315, 1777, 2245, 4997, 8531, 8885, 24985, 33763, 42655, 118087, 168815, 467351, 590435, 797873, 2243653, 2336755, 3989365, 8879669, 11218265, 15159587, 44398345, 75797935, 209840599, 1049202995, 3986971381, 19934856905]

約数ペア:

[(1, 19934856905), (5, 3986971381), (19, 1049202995), (95, 209840599), (263, 75797935), (449, 44398345), (1315, 15159587), (1777, 11218265), (2245, 8879669), (4997, 3989365), (8531, 2336755), (8885, 2243653), (24985, 797873), (33763, 590435), (42655, 467351), (118087, 168815)]