2020018

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1009}}^1$

素因数の和:1042

約数の個数: 32

約数和(自身を含む): 4072320

約数和(自身を除く): 2052302

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 1009, 2002, 2018, 7063, 11099, 13117, 14126, 22198, 26234, 77693, 91819, 144287, 155386, 183638, 288574, 1010009, 2020018]

約数ペア:

[(1, 2020018), (2, 1010009), (7, 288574), (11, 183638), (13, 155386), (14, 144287), (22, 91819), (26, 77693), (77, 26234), (91, 22198), (143, 14126), (154, 13117), (182, 11099), (286, 7063), (1001, 2018), (1009, 2002)]