19669968

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{5939}}^1$

素因数の和:5976

約数の個数: 60

約数和(自身を含む): 57451680

約数和(自身を除く): 37781712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 5939, 11878, 17817, 23756, 35634, 47512, 53451, 71268, 95024, 106902, 136597, 142536, 213804, 273194, 285072, 409791, 427608, 546388, 819582, 855216, 1092776, 1229373, 1639164, 2185552, 2458746, 3278328, 4917492, 6556656, 9834984, 19669968]

約数ペア:

[(1, 19669968), (2, 9834984), (3, 6556656), (4, 4917492), (6, 3278328), (8, 2458746), (9, 2185552), (12, 1639164), (16, 1229373), (18, 1092776), (23, 855216), (24, 819582), (36, 546388), (46, 427608), (48, 409791), (69, 285072), (72, 273194), (92, 213804), (138, 142536), (144, 136597), (184, 106902), (207, 95024), (276, 71268), (368, 53451), (414, 47512), (552, 35634), (828, 23756), (1104, 17817), (1656, 11878), (3312, 5939)]