About the Number

20121016398

20121016397 ← → 20121016399

2進数表記:10010101111010011100101100001001110

漢数字表記:二百一億二千百一万六千三百九十八

素因数分解:

2 1 × 3 1 × 7 1 × 37 1 × 12947887 1

素因数の和:12947936
約数の個数: 32
約数和(自身を含む): 47233895424
約数和(自身を除く): 27112879026

約数列:
[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 12947887, 25895774, 38843661, 77687322, 90635209, 181270418, 271905627, 479071819, 543811254, 958143638, 1437215457, 2874430914, 3353502733, 6707005466, 10060508199, 20121016398]

約数ペア:
[(1, 20121016398), (2, 10060508199), (3, 6707005466), (6, 3353502733), (7, 2874430914), (14, 1437215457), (21, 958143638), (37, 543811254), (42, 479071819), (74, 271905627), (111, 181270418), (222, 90635209), (259, 77687322), (518, 38843661), (777, 25895774), (1554, 12947887)]

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