About the Number

1091138992

1091138991 ← → 1091138993

2進数表記:1000001000010010111010110110000

漢数字表記:十億九千百十三万八千九百九十二

素因数分解:

2 4 × 19 1 × 31 1 × 115783 1

素因数の和:115841
約数の個数: 40
約数和(自身を含む): 2297154560
約数和(自身を除く): 1206015568

約数列:
[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 115783, 231566, 463132, 926264, 1852528, 2199877, 3589273, 4399754, 7178546, 8799508, 14357092, 17599016, 28714184, 35198032, 57428368, 68196187, 136392374, 272784748, 545569496, 1091138992]

約数ペア:
[(1, 1091138992), (2, 545569496), (4, 272784748), (8, 136392374), (16, 68196187), (19, 57428368), (31, 35198032), (38, 28714184), (62, 17599016), (76, 14357092), (124, 8799508), (152, 7178546), (248, 4399754), (304, 3589273), (496, 2199877), (589, 1852528), (1178, 926264), (2356, 463132), (4712, 231566), (9424, 115783)]

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