About the Number

2013167989

2013167988 ← → 2013167990

2進数表記:1110111111111101000000101110101

漢数字表記:二十億千三百十六万七千九百八十九

素因数分解:

7 2 × 23 1 × 1019 1 × 1753 1

素因数の和:2809
約数の個数: 24
約数和(自身を含む): 2447461440
約数和(自身を除く): 434293451

約数列:
[1, 7, 23, 49, 161, 1019, 1127, 1753, 7133, 12271, 23437, 40319, 49931, 85897, 164059, 282233, 1148413, 1786307, 1975631, 12504149, 41085061, 87529043, 287595427, 2013167989]

約数ペア:
[(1, 2013167989), (7, 287595427), (23, 87529043), (49, 41085061), (161, 12504149), (1019, 1975631), (1127, 1786307), (1753, 1148413), (7133, 282233), (12271, 164059), (23437, 85897), (40319, 49931)]

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