About the Number

1189507198

1189507197 ← → 1189507199

2進数表記:1000110111001100111000001111110

漢数字表記:十一億八千九百五十万七千百九十八

素因数分解:

2 1 × 11 2 × 19 1 × 61 1 × 4241 1

素因数の和:4345
約数の個数: 48
約数和(自身を含む): 2098771920
約数和(自身を除く): 909264722

約数列:
[1, 2, 11, 19, 22, 38, 61, 121, 122, 209, 242, 418, 671, 1159, 1342, 2299, 2318, 4241, 4598, 7381, 8482, 12749, 14762, 25498, 46651, 80579, 93302, 140239, 161158, 258701, 280478, 513161, 517402, 886369, 1026322, 1772738, 2845711, 4915319, 5691422, 9750059, 9830638, 19500118, 31302821, 54068509, 62605642, 108137018, 594753599, 1189507198]

約数ペア:
[(1, 1189507198), (2, 594753599), (11, 108137018), (19, 62605642), (22, 54068509), (38, 31302821), (61, 19500118), (121, 9830638), (122, 9750059), (209, 5691422), (242, 4915319), (418, 2845711), (671, 1772738), (1159, 1026322), (1342, 886369), (2299, 517402), (2318, 513161), (4241, 280478), (4598, 258701), (7381, 161158), (8482, 140239), (12749, 93302), (14762, 80579), (25498, 46651)]

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