201693818

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 315342720

約数和(自身を除く): 113648902

約数列:

[1, 2, 71, 83, 109, 142, 157, 166, 218, 314, 5893, 7739, 9047, 11147, 11786, 13031, 15478, 17113, 18094, 22294, 26062, 34226, 642337, 925201, 1215023, 1284674, 1420379, 1850402, 2430046, 2840758, 100846909, 201693818]

約数ペア:

[(1, 201693818), (2, 100846909), (71, 2840758), (83, 2430046), (109, 1850402), (142, 1420379), (157, 1284674), (166, 1215023), (218, 925201), (314, 642337), (5893, 34226), (7739, 26062), (9047, 22294), (11147, 18094), (11786, 17113), (13031, 15478)]