218224828

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{55163}}^1$

素因数の和:55233

約数の個数: 24

約数和(自身を含む): 407772288

約数和(自身を除く): 189547460

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 55163, 110326, 220652, 1268749, 2372009, 2537498, 4744018, 5074996, 9488036, 54556207, 109112414, 218224828]

約数ペア:

[(1, 218224828), (2, 109112414), (4, 54556207), (23, 9488036), (43, 5074996), (46, 4744018), (86, 2537498), (92, 2372009), (172, 1268749), (989, 220652), (1978, 110326), (3956, 55163)]