66913764976

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{220111069}}^1$

素因数の和:220111096

約数の個数: 20

約数和(自身を含む): 136468863400

約数和(自身を除く): 69555098424

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 220111069, 440222138, 880444276, 1760888552, 3521777104, 4182110311, 8364220622, 16728441244, 33456882488, 66913764976]

約数ペア:

[(1, 66913764976), (2, 33456882488), (4, 16728441244), (8, 8364220622), (16, 4182110311), (19, 3521777104), (38, 1760888552), (76, 880444276), (152, 440222138), (304, 220111069)]