18213516

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{21997}}^1$

素因数の和:22030

約数の個数: 36

約数和(自身を含む): 48043632

約数和(自身を除く): 29830116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 21997, 43994, 65991, 87988, 131982, 197973, 263964, 395946, 505931, 791892, 1011862, 1517793, 2023724, 3035586, 4553379, 6071172, 9106758, 18213516]

約数ペア:

[(1, 18213516), (2, 9106758), (3, 6071172), (4, 4553379), (6, 3035586), (9, 2023724), (12, 1517793), (18, 1011862), (23, 791892), (36, 505931), (46, 395946), (69, 263964), (92, 197973), (138, 131982), (207, 87988), (276, 65991), (414, 43994), (828, 21997)]