About the Number

1988045298

1988045297 ← → 1988045299

2進数表記:1110110011111110010100111110010

漢数字表記:十九億八千八百四万五千二百九十八

素因数分解:

2 1 × 3 2 × 37 1 × 71 1 × 42043 1

素因数の和:42159
約数の個数: 48
約数和(自身を含む): 4486262976
約数和(自身を除く): 2498217678

約数列:
[1, 2, 3, 6, 9, 18, 37, 71, 74, 111, 142, 213, 222, 333, 426, 639, 666, 1278, 2627, 5254, 7881, 15762, 23643, 42043, 47286, 84086, 126129, 252258, 378387, 756774, 1555591, 2985053, 3111182, 4666773, 5970106, 8955159, 9333546, 14000319, 17910318, 26865477, 28000638, 53730954, 110446961, 220893922, 331340883, 662681766, 994022649, 1988045298]

約数ペア:
[(1, 1988045298), (2, 994022649), (3, 662681766), (6, 331340883), (9, 220893922), (18, 110446961), (37, 53730954), (71, 28000638), (74, 26865477), (111, 17910318), (142, 14000319), (213, 9333546), (222, 8955159), (333, 5970106), (426, 4666773), (639, 3111182), (666, 2985053), (1278, 1555591), (2627, 756774), (5254, 378387), (7881, 252258), (15762, 126129), (23643, 84086), (42043, 47286)]

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