18982998

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{3167}}^1$

素因数の和:3218

約数の個数: 40

約数和(自身を含む): 43699392

約数和(自身を除く): 24716394

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 111, 162, 222, 333, 666, 999, 1998, 2997, 3167, 5994, 6334, 9501, 19002, 28503, 57006, 85509, 117179, 171018, 234358, 256527, 351537, 513054, 703074, 1054611, 2109222, 3163833, 6327666, 9491499, 18982998]

約数ペア:

[(1, 18982998), (2, 9491499), (3, 6327666), (6, 3163833), (9, 2109222), (18, 1054611), (27, 703074), (37, 513054), (54, 351537), (74, 256527), (81, 234358), (111, 171018), (162, 117179), (222, 85509), (333, 57006), (666, 28503), (999, 19002), (1998, 9501), (2997, 6334), (3167, 5994)]