20411122369

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^3\times {\mathrm{23}}^1\times {\mathrm{16421}}^1$

素因数の和:16506

約数の個数: 32

約数和(自身を含む): 24688177920

約数和(自身を除く): 4277055551

約数列:

[1, 11, 17, 23, 187, 253, 289, 391, 3179, 4301, 4913, 6647, 16421, 54043, 73117, 112999, 180631, 279157, 377683, 1242989, 3070727, 4154513, 4745669, 6420611, 52202359, 70626721, 80676373, 109150387, 887440103, 1200654257, 1855556579, 20411122369]

約数ペア:

[(1, 20411122369), (11, 1855556579), (17, 1200654257), (23, 887440103), (187, 109150387), (253, 80676373), (289, 70626721), (391, 52202359), (3179, 6420611), (4301, 4745669), (4913, 4154513), (6647, 3070727), (16421, 1242989), (54043, 377683), (73117, 279157), (112999, 180631)]