18803445

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3881}}^1$

素因数の和:3925

約数の個数: 32

約数和(自身を含む): 33540480

約数和(自身を除く): 14737035

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 3881, 4845, 11643, 19405, 58215, 65977, 73739, 197931, 221217, 329885, 368695, 989655, 1106085, 1253563, 3760689, 6267815, 18803445]

約数ペア:

[(1, 18803445), (3, 6267815), (5, 3760689), (15, 1253563), (17, 1106085), (19, 989655), (51, 368695), (57, 329885), (85, 221217), (95, 197931), (255, 73739), (285, 65977), (323, 58215), (969, 19405), (1615, 11643), (3881, 4845)]