20843287835

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1\times {\mathrm{15803}}^1$

素因数の和:16147

約数の個数: 32

約数和(自身を含む): 27036218880

約数和(自身を除く): 6192931045

約数列:

[1, 5, 17, 59, 85, 263, 295, 1003, 1315, 4471, 5015, 15517, 15803, 22355, 77585, 79015, 263789, 268651, 932377, 1318945, 1343255, 4156189, 4661885, 15850409, 20780945, 70655213, 79252045, 245215151, 353276065, 1226075755, 4168657567, 20843287835]

約数ペア:

[(1, 20843287835), (5, 4168657567), (17, 1226075755), (59, 353276065), (85, 245215151), (263, 79252045), (295, 70655213), (1003, 20780945), (1315, 15850409), (4471, 4661885), (5015, 4156189), (15517, 1343255), (15803, 1318945), (22355, 932377), (77585, 268651), (79015, 263789)]