About the Number

18059980

18059979 ← → 18059981

2進数表記:1000100111001001011001100

漢数字表記:千八百五万九千九百八十

素因数分解:

2 2 × 5 1 × 31 1 × 29129 1

素因数の和:29169
約数の個数: 24
約数和(自身を含む): 39150720
約数和(自身を除く): 21090740

約数列:
[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 29129, 58258, 116516, 145645, 291290, 582580, 902999, 1805998, 3611996, 4514995, 9029990, 18059980]

約数ペア:
[(1, 18059980), (2, 9029990), (4, 4514995), (5, 3611996), (10, 1805998), (20, 902999), (31, 582580), (62, 291290), (124, 145645), (155, 116516), (310, 58258), (620, 29129)]

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