About the Number

20732790

20732789 ← → 20732791

2進数表記:1001111000101101101110110

漢数字表記:二千七十三万二千七百九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 53161 1

素因数の和:53184
約数の個数: 32
約数和(自身を含む): 53587296
約数和(自身を除く): 32854506

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 53161, 106322, 159483, 265805, 318966, 531610, 691093, 797415, 1382186, 1594830, 2073279, 3455465, 4146558, 6910930, 10366395, 20732790]

約数ペア:
[(1, 20732790), (2, 10366395), (3, 6910930), (5, 4146558), (6, 3455465), (10, 2073279), (13, 1594830), (15, 1382186), (26, 797415), (30, 691093), (39, 531610), (65, 318966), (78, 265805), (130, 159483), (195, 106322), (390, 53161)]

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