20042099

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 26998272

約数和(自身を除く): 6956173

約数列:

[1, 7, 11, 17, 61, 77, 119, 187, 251, 427, 671, 1037, 1309, 1757, 2761, 4267, 4697, 7259, 11407, 15311, 19327, 29869, 46937, 79849, 107177, 168421, 260287, 328559, 1178947, 1822009, 2863157, 20042099]

約数ペア:

[(1, 20042099), (7, 2863157), (11, 1822009), (17, 1178947), (61, 328559), (77, 260287), (119, 168421), (187, 107177), (251, 79849), (427, 46937), (671, 29869), (1037, 19327), (1309, 15311), (1757, 11407), (2761, 7259), (4267, 4697)]