19815672730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{4099}}^1\times {\mathrm{69061}}^1$

素因数の和:73174

約数の個数: 32

約数和(自身を含む): 40774204800

約数和(自身を除く): 20958532070

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 4099, 8198, 20495, 28693, 40990, 57386, 69061, 138122, 143465, 286930, 345305, 483427, 690610, 966854, 2417135, 4834270, 283081039, 566162078, 1415405195, 1981567273, 2830810390, 3963134546, 9907836365, 19815672730]

約数ペア:

[(1, 19815672730), (2, 9907836365), (5, 3963134546), (7, 2830810390), (10, 1981567273), (14, 1415405195), (35, 566162078), (70, 283081039), (4099, 4834270), (8198, 2417135), (20495, 966854), (28693, 690610), (40990, 483427), (57386, 345305), (69061, 286930), (138122, 143465)]