18649998

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{683}}^1$

素因数の和:769

約数の個数: 48

約数和(自身を含む): 42574896

約数和(自身を除く): 23924898

約数列:

[1, 2, 3, 6, 9, 18, 37, 41, 74, 82, 111, 123, 222, 246, 333, 369, 666, 683, 738, 1366, 1517, 2049, 3034, 4098, 4551, 6147, 9102, 12294, 13653, 25271, 27306, 28003, 50542, 56006, 75813, 84009, 151626, 168018, 227439, 252027, 454878, 504054, 1036111, 2072222, 3108333, 6216666, 9324999, 18649998]

約数ペア:

[(1, 18649998), (2, 9324999), (3, 6216666), (6, 3108333), (9, 2072222), (18, 1036111), (37, 504054), (41, 454878), (74, 252027), (82, 227439), (111, 168018), (123, 151626), (222, 84009), (246, 75813), (333, 56006), (369, 50542), (666, 28003), (683, 27306), (738, 25271), (1366, 13653), (1517, 12294), (2049, 9102), (3034, 6147), (4098, 4551)]