31004656

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1291}}^1$

素因数の和:1397

約数の個数: 40

約数和(自身を含む): 64083200

約数和(自身を除く): 33078544

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 79, 152, 158, 304, 316, 632, 1264, 1291, 1501, 2582, 3002, 5164, 6004, 10328, 12008, 20656, 24016, 24529, 49058, 98116, 101989, 196232, 203978, 392464, 407956, 815912, 1631824, 1937791, 3875582, 7751164, 15502328, 31004656]

約数ペア:

[(1, 31004656), (2, 15502328), (4, 7751164), (8, 3875582), (16, 1937791), (19, 1631824), (38, 815912), (76, 407956), (79, 392464), (152, 203978), (158, 196232), (304, 101989), (316, 98116), (632, 49058), (1264, 24529), (1291, 24016), (1501, 20656), (2582, 12008), (3002, 10328), (5164, 6004)]