20147690788

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{257}}^1\times {\mathrm{37049}}^1$

素因数の和:37356

約数の個数: 36

約数和(自身を含む): 37002501900

約数和(自身を除く): 16854811112

約数列:

[1, 2, 4, 23, 46, 92, 257, 514, 529, 1028, 1058, 2116, 5911, 11822, 23644, 37049, 74098, 135953, 148196, 271906, 543812, 852127, 1704254, 3408508, 9521593, 19043186, 19598921, 38086372, 39197842, 78395684, 218996639, 437993278, 875986556, 5036922697, 10073845394, 20147690788]

約数ペア:

[(1, 20147690788), (2, 10073845394), (4, 5036922697), (23, 875986556), (46, 437993278), (92, 218996639), (257, 78395684), (514, 39197842), (529, 38086372), (1028, 19598921), (1058, 19043186), (2116, 9521593), (5911, 3408508), (11822, 1704254), (23644, 852127), (37049, 543812), (74098, 271906), (135953, 148196)]