About the Number

201949986

201949985 ← → 201949987

2進数表記:1100000010011000001100100010

漢数字表記:二億百九十四万九千九百八十六

素因数分解:

2 1 × 3 1 × 7 1 × 71 1 × 67723 1

素因数の和:67806
約数の個数: 32
約数和(自身を含む): 468108288
約数和(自身を除く): 266158302

約数列:
[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 67723, 135446, 203169, 406338, 474061, 948122, 1422183, 2844366, 4808333, 9616666, 14424999, 28849998, 33658331, 67316662, 100974993, 201949986]

約数ペア:
[(1, 201949986), (2, 100974993), (3, 67316662), (6, 33658331), (7, 28849998), (14, 14424999), (21, 9616666), (42, 4808333), (71, 2844366), (142, 1422183), (213, 948122), (426, 474061), (497, 406338), (994, 203169), (1491, 135446), (2982, 67723)]

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