20178284546

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1031}}^1\times {\mathrm{16843}}^1$

素因数の和:17966

約数の個数: 32

約数和(自身を含む): 35044144128

約数和(自身を除く): 14865859582

約数列:

[1, 2, 7, 14, 83, 166, 581, 1031, 1162, 2062, 7217, 14434, 16843, 33686, 85573, 117901, 171146, 235802, 599011, 1198022, 1397969, 2795938, 9785783, 17365133, 19571566, 34730266, 121555931, 243111862, 1441306039, 2882612078, 10089142273, 20178284546]

約数ペア:

[(1, 20178284546), (2, 10089142273), (7, 2882612078), (14, 1441306039), (83, 243111862), (166, 121555931), (581, 34730266), (1031, 19571566), (1162, 17365133), (2062, 9785783), (7217, 2795938), (14434, 1397969), (16843, 1198022), (33686, 599011), (85573, 235802), (117901, 171146)]