18768488

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{57221}}^1$

素因数の和:57268

約数の個数: 16

約数和(自身を含む): 36049860

約数和(自身を除く): 17281372

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 57221, 114442, 228884, 457768, 2346061, 4692122, 9384244, 18768488]

約数ペア:

[(1, 18768488), (2, 9384244), (4, 4692122), (8, 2346061), (41, 457768), (82, 228884), (164, 114442), (328, 57221)]