About the Number

20131488408

20131488407 ← → 20131488409

2進数表記:10010101111111011100010001010011000

漢数字表記:二百一億三千百四十八万八千四百八

素因数分解:

2 3 × 3 1 × 1231 1 × 681407 1

素因数の和:682647
約数の個数: 32
約数和(自身を含む): 50369679360
約数和(自身を除く): 30238190952

約数列:
[1, 2, 3, 4, 6, 8, 12, 24, 1231, 2462, 3693, 4924, 7386, 9848, 14772, 29544, 681407, 1362814, 2044221, 2725628, 4088442, 5451256, 8176884, 16353768, 838812017, 1677624034, 2516436051, 3355248068, 5032872102, 6710496136, 10065744204, 20131488408]

約数ペア:
[(1, 20131488408), (2, 10065744204), (3, 6710496136), (4, 5032872102), (6, 3355248068), (8, 2516436051), (12, 1677624034), (24, 838812017), (1231, 16353768), (2462, 8176884), (3693, 5451256), (4924, 4088442), (7386, 2725628), (9848, 2044221), (14772, 1362814), (29544, 681407)]

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