About the Number

2023981921

2023981920 ← → 2023981922

2進数表記:1111000101000111000001101100001

漢数字表記:二十億二千三百九十八万千九百二十一

素因数分解:

13 1 × 43 1 × 97 1 × 163 1 × 229 1

素因数の和:545
約数の個数: 32
約数和(自身を含む): 2277080960
約数和(自身を除く): 253099039

約数列:
[1, 13, 43, 97, 163, 229, 559, 1261, 2119, 2977, 4171, 7009, 9847, 15811, 22213, 37327, 54223, 91117, 128011, 205543, 288769, 485251, 679873, 955159, 1605061, 3620719, 8838349, 12417067, 20865793, 47069347, 155690917, 2023981921]

約数ペア:
[(1, 2023981921), (13, 155690917), (43, 47069347), (97, 20865793), (163, 12417067), (229, 8838349), (559, 3620719), (1261, 1605061), (2119, 955159), (2977, 679873), (4171, 485251), (7009, 288769), (9847, 205543), (15811, 128011), (22213, 91117), (37327, 54223)]

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