20107835

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 27808704

約数和(自身を除く): 7700869

約数列:

[1, 5, 11, 37, 41, 55, 185, 205, 241, 407, 451, 1205, 1517, 2035, 2255, 2651, 7585, 8917, 9881, 13255, 16687, 44585, 49405, 83435, 98087, 108691, 365597, 490435, 543455, 1827985, 4021567, 20107835]

約数ペア:

[(1, 20107835), (5, 4021567), (11, 1827985), (37, 543455), (41, 490435), (55, 365597), (185, 108691), (205, 98087), (241, 83435), (407, 49405), (451, 44585), (1205, 16687), (1517, 13255), (2035, 9881), (2255, 8917), (2651, 7585)]