20773040065

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1181}}^1\times {\mathrm{3557}}^1$

素因数の和:4809

約数の個数: 32

約数和(自身を含む): 26646402816

約数和(自身を除く): 5873362751

約数列:

[1, 5, 23, 43, 115, 215, 989, 1181, 3557, 4945, 5905, 17785, 27163, 50783, 81811, 135815, 152951, 253915, 409055, 764755, 1168009, 3517873, 4200817, 5840045, 17589365, 21004085, 96618791, 180635131, 483093955, 903175655, 4154608013, 20773040065]

約数ペア:

[(1, 20773040065), (5, 4154608013), (23, 903175655), (43, 483093955), (115, 180635131), (215, 96618791), (989, 21004085), (1181, 17589365), (3557, 5840045), (4945, 4200817), (5905, 3517873), (17785, 1168009), (27163, 764755), (50783, 409055), (81811, 253915), (135815, 152951)]