26639824

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{87631}}^1$

素因数の和:87658

約数の個数: 20

約数和(自身を含む): 54331840

約数和(自身を除く): 27692016

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 87631, 175262, 350524, 701048, 1402096, 1664989, 3329978, 6659956, 13319912, 26639824]

約数ペア:

[(1, 26639824), (2, 13319912), (4, 6659956), (8, 3329978), (16, 1664989), (19, 1402096), (38, 701048), (76, 350524), (152, 175262), (304, 87631)]