About the Number

201981210

201981209 ← → 201981211

2進数表記:1100000010011111110100011010

漢数字表記:二億百九十八万千二百十

素因数分解:

2 1 × 3 1 × 5 1 × 19 1 × 354353 1

素因数の和:354382
約数の個数: 32
約数和(自身を含む): 510269760
約数和(自身を除く): 308288550

約数列:
[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 354353, 708706, 1063059, 1771765, 2126118, 3543530, 5315295, 6732707, 10630590, 13465414, 20198121, 33663535, 40396242, 67327070, 100990605, 201981210]

約数ペア:
[(1, 201981210), (2, 100990605), (3, 67327070), (5, 40396242), (6, 33663535), (10, 20198121), (15, 13465414), (19, 10630590), (30, 6732707), (38, 5315295), (57, 3543530), (95, 2126118), (114, 1771765), (190, 1063059), (285, 708706), (570, 354353)]

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