About the Number

1981684264

1981684263 ← → 1981684265

2進数表記:1110110000111100001101000101000

漢数字表記:十九億八千百六十八万四千二百六十四

素因数分解:

2 3 × 7 2 × 269 1 × 18793 1

素因数の和:19082
約数の個数: 48
約数和(自身を含む): 4338594900
約数和(自身を除く): 2356910636

約数列:
[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 269, 392, 538, 1076, 1883, 2152, 3766, 7532, 13181, 15064, 18793, 26362, 37586, 52724, 75172, 105448, 131551, 150344, 263102, 526204, 920857, 1052408, 1841714, 3683428, 5055317, 7366856, 10110634, 20221268, 35387219, 40442536, 70774438, 141548876, 247710533, 283097752, 495421066, 990842132, 1981684264]

約数ペア:
[(1, 1981684264), (2, 990842132), (4, 495421066), (7, 283097752), (8, 247710533), (14, 141548876), (28, 70774438), (49, 40442536), (56, 35387219), (98, 20221268), (196, 10110634), (269, 7366856), (392, 5055317), (538, 3683428), (1076, 1841714), (1883, 1052408), (2152, 920857), (3766, 526204), (7532, 263102), (13181, 150344), (15064, 131551), (18793, 105448), (26362, 75172), (37586, 52724)]

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