About the Number

201891438

201891437 ← → 201891439

2進数表記:1100000010001001111001101110

漢数字表記:二億百八十九万千四百三十八

素因数分解:

2 1 × 3 2 × 7 1 × 229 1 × 6997 1

素因数の和:7241
約数の個数: 48
約数和(自身を含む): 502176480
約数和(自身を除く): 300285042

約数列:
[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 229, 458, 687, 1374, 1603, 2061, 3206, 4122, 4809, 6997, 9618, 13994, 14427, 20991, 28854, 41982, 48979, 62973, 97958, 125946, 146937, 293874, 440811, 881622, 1602313, 3204626, 4806939, 9613878, 11216191, 14420817, 22432382, 28841634, 33648573, 67297146, 100945719, 201891438]

約数ペア:
[(1, 201891438), (2, 100945719), (3, 67297146), (6, 33648573), (7, 28841634), (9, 22432382), (14, 14420817), (18, 11216191), (21, 9613878), (42, 4806939), (63, 3204626), (126, 1602313), (229, 881622), (458, 440811), (687, 293874), (1374, 146937), (1603, 125946), (2061, 97958), (3206, 62973), (4122, 48979), (4809, 41982), (6997, 28854), (9618, 20991), (13994, 14427)]

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