20017997570

素因数分解:

$2^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1\times {\mathrm{24317}}^1$

素因数の和:24946

約数の個数: 32

約数和(自身を含む): 36306579456

約数和(自身を除く): 16288581886

約数列:

[1, 2, 5, 10, 191, 382, 431, 862, 955, 1910, 2155, 4310, 24317, 48634, 82321, 121585, 164642, 243170, 411605, 823210, 4644547, 9289094, 10480627, 20961254, 23222735, 46445470, 52403135, 104806270, 2001799757, 4003599514, 10008998785, 20017997570]

約数ペア:

[(1, 20017997570), (2, 10008998785), (5, 4003599514), (10, 2001799757), (191, 104806270), (382, 52403135), (431, 46445470), (862, 23222735), (955, 20961254), (1910, 10480627), (2155, 9289094), (4310, 4644547), (24317, 823210), (48634, 411605), (82321, 243170), (121585, 164642)]