About the Number

201556428

201556427 ← → 201556429

2進数表記:1100000000111000000111001100

漢数字表記:二億百五十五万六千四百二十八

素因数分解:

2 2 × 3 1 × 829 1 × 20261 1

素因数の和:21097
約数の個数: 24
約数和(自身を含む): 470888880
約数和(自身を除く): 269332452

約数列:
[1, 2, 3, 4, 6, 12, 829, 1658, 2487, 3316, 4974, 9948, 20261, 40522, 60783, 81044, 121566, 243132, 16796369, 33592738, 50389107, 67185476, 100778214, 201556428]

約数ペア:
[(1, 201556428), (2, 100778214), (3, 67185476), (4, 50389107), (6, 33592738), (12, 16796369), (829, 243132), (1658, 121566), (2487, 81044), (3316, 60783), (4974, 40522), (9948, 20261)]

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