19839984

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{17971}}^1$

素因数の和:18005

約数の個数: 40

約数和(自身を含む): 53484672

約数和(自身を除く): 33644688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 17971, 35942, 53913, 71884, 107826, 143768, 215652, 287536, 413333, 431304, 826666, 862608, 1239999, 1653332, 2479998, 3306664, 4959996, 6613328, 9919992, 19839984]

約数ペア:

[(1, 19839984), (2, 9919992), (3, 6613328), (4, 4959996), (6, 3306664), (8, 2479998), (12, 1653332), (16, 1239999), (23, 862608), (24, 826666), (46, 431304), (48, 413333), (69, 287536), (92, 215652), (138, 143768), (184, 107826), (276, 71884), (368, 53913), (552, 35942), (1104, 17971)]