About the Number

201988806

201988805 ← → 201988807

2進数表記:1100000010100001101011000110

漢数字表記:二億百九十八万八千八百六

素因数分解:

2 1 × 3 1 × 23 1 × 983 1 × 1489 1

素因数の和:2500
約数の個数: 32
約数和(自身を含む): 422254080
約数和(自身を除く): 220265274

約数列:
[1, 2, 3, 6, 23, 46, 69, 138, 983, 1489, 1966, 2949, 2978, 4467, 5898, 8934, 22609, 34247, 45218, 67827, 68494, 102741, 135654, 205482, 1463687, 2927374, 4391061, 8782122, 33664801, 67329602, 100994403, 201988806]

約数ペア:
[(1, 201988806), (2, 100994403), (3, 67329602), (6, 33664801), (23, 8782122), (46, 4391061), (69, 2927374), (138, 1463687), (983, 205482), (1489, 135654), (1966, 102741), (2949, 68494), (2978, 67827), (4467, 45218), (5898, 34247), (8934, 22609)]

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