About the Number

20921446

20921445 ← → 20921447

2進数表記:1001111110011110001100110

漢数字表記:二千九十二万千四百四十六

素因数分解:

2 1 × 7 1 × 13 1 × 139 1 × 827 1

素因数の和:988
約数の個数: 32
約数和(自身を含む): 38949120
約数和(自身を除く): 18027674

約数列:
[1, 2, 7, 13, 14, 26, 91, 139, 182, 278, 827, 973, 1654, 1807, 1946, 3614, 5789, 10751, 11578, 12649, 21502, 25298, 75257, 114953, 150514, 229906, 804671, 1494389, 1609342, 2988778, 10460723, 20921446]

約数ペア:
[(1, 20921446), (2, 10460723), (7, 2988778), (13, 1609342), (14, 1494389), (26, 804671), (91, 229906), (139, 150514), (182, 114953), (278, 75257), (827, 25298), (973, 21502), (1654, 12649), (1807, 11578), (1946, 10751), (3614, 5789)]

このpageの処理時間: 0.0036270618438720703 seconds