About the Number

119721008

119721007 ← → 119721009

2進数表記:111001000101100110000110000

漢数字表記:一億千九百七十二万千八

素因数分解:

2 4 × 11 1 × 31 1 × 21943 1

素因数の和:21993
約数の個数: 40
約数和(自身を含む): 261221376
約数和(自身を除く): 141500368

約数列:
[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 5456, 21943, 43886, 87772, 175544, 241373, 351088, 482746, 680233, 965492, 1360466, 1930984, 2720932, 3861968, 5441864, 7482563, 10883728, 14965126, 29930252, 59860504, 119721008]

約数ペア:
[(1, 119721008), (2, 59860504), (4, 29930252), (8, 14965126), (11, 10883728), (16, 7482563), (22, 5441864), (31, 3861968), (44, 2720932), (62, 1930984), (88, 1360466), (124, 965492), (176, 680233), (248, 482746), (341, 351088), (496, 241373), (682, 175544), (1364, 87772), (2728, 43886), (5456, 21943)]

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