About the Number

2009308908

2009308907 ← → 2009308909

2進数表記:1110111110000111001111011101100

漢数字表記:二十億九百三十万八千九百八

素因数分解:

2 2 × 3 1 × 2111 1 × 79319 1

素因数の和:81437
約数の個数: 24
約数和(自身を含む): 4690667520
約数和(自身を除く): 2681358612

約数列:
[1, 2, 3, 4, 6, 12, 2111, 4222, 6333, 8444, 12666, 25332, 79319, 158638, 237957, 317276, 475914, 951828, 167442409, 334884818, 502327227, 669769636, 1004654454, 2009308908]

約数ペア:
[(1, 2009308908), (2, 1004654454), (3, 669769636), (4, 502327227), (6, 334884818), (12, 167442409), (2111, 951828), (4222, 475914), (6333, 317276), (8444, 237957), (12666, 158638), (25332, 79319)]

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