About the Number

131023808

131023807 ← → 131023809

2進数表記:111110011110100001111000000

漢数字表記:一億三千百二万三千八百八

素因数分解:

2 6 × 37 1 × 55331 1

素因数の和:55380
約数の個数: 28
約数和(自身を含む): 267032232
約数和(自身を除く): 136008424

約数列:
[1, 2, 4, 8, 16, 32, 37, 64, 74, 148, 296, 592, 1184, 2368, 55331, 110662, 221324, 442648, 885296, 1770592, 2047247, 3541184, 4094494, 8188988, 16377976, 32755952, 65511904, 131023808]

約数ペア:
[(1, 131023808), (2, 65511904), (4, 32755952), (8, 16377976), (16, 8188988), (32, 4094494), (37, 3541184), (64, 2047247), (74, 1770592), (148, 885296), (296, 442648), (592, 221324), (1184, 110662), (2368, 55331)]

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