About the Number

20475

20474 ← → 20476

2進数表記:100111111111011

漢数字表記:二万四百七十五

素因数分解:

3 2 × 5 2 × 7 1 × 13 1

素因数の和:36
約数の個数: 36
約数和(自身を含む): 45136
約数和(自身を除く): 24661

約数列:
[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 175, 195, 225, 273, 315, 325, 455, 525, 585, 819, 975, 1365, 1575, 2275, 2925, 4095, 6825, 20475]

約数ペア:
[(1, 20475), (3, 6825), (5, 4095), (7, 2925), (9, 2275), (13, 1575), (15, 1365), (21, 975), (25, 819), (35, 585), (39, 525), (45, 455), (63, 325), (65, 315), (75, 273), (91, 225), (105, 195), (117, 175)]

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