20199763115

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{42773}}^1$

素因数の和:43019

約数の個数: 32

約数和(自身を含む): 28185670656

約数和(自身を除く): 7985907541

約数列:

[1, 5, 7, 35, 103, 131, 515, 655, 721, 917, 3605, 4585, 13493, 42773, 67465, 94451, 213865, 299411, 472255, 1497055, 4405619, 5603263, 22028095, 28016315, 30839333, 39222841, 154196665, 196114205, 577136089, 2885680445, 4039952623, 20199763115]

約数ペア:

[(1, 20199763115), (5, 4039952623), (7, 2885680445), (35, 577136089), (103, 196114205), (131, 154196665), (515, 39222841), (655, 30839333), (721, 28016315), (917, 22028095), (3605, 5603263), (4585, 4405619), (13493, 1497055), (42773, 472255), (67465, 299411), (94451, 213865)]