20123351590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8123}}^1\times {\mathrm{10771}}^1$

素因数の和:18924

約数の個数: 32

約数和(自身を含む): 37805066496

約数和(自身を除く): 17681714906

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 8123, 10771, 16246, 21542, 40615, 53855, 81230, 107710, 186829, 247733, 373658, 495466, 934145, 1238665, 1868290, 2477330, 87492833, 174985666, 437464165, 874928330, 2012335159, 4024670318, 10061675795, 20123351590]

約数ペア:

[(1, 20123351590), (2, 10061675795), (5, 4024670318), (10, 2012335159), (23, 874928330), (46, 437464165), (115, 174985666), (230, 87492833), (8123, 2477330), (10771, 1868290), (16246, 1238665), (21542, 934145), (40615, 495466), (53855, 373658), (81230, 247733), (107710, 186829)]