18063556

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{4007}}^1$

素因数の和:4048

約数の個数: 36

約数和(自身を含む): 38380608

約数和(自身を除く): 20317052

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4007, 4508, 8014, 16028, 28049, 56098, 92161, 112196, 184322, 196343, 368644, 392686, 645127, 785372, 1290254, 2580508, 4515889, 9031778, 18063556]

約数ペア:

[(1, 18063556), (2, 9031778), (4, 4515889), (7, 2580508), (14, 1290254), (23, 785372), (28, 645127), (46, 392686), (49, 368644), (92, 196343), (98, 184322), (161, 112196), (196, 92161), (322, 56098), (644, 28049), (1127, 16028), (2254, 8014), (4007, 4508)]