19354870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47207}}^1$

素因数の和:47255

約数の個数: 16

約数和(自身を含む): 35689248

約数和(自身を除く): 16334378

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 47207, 94414, 236035, 472070, 1935487, 3870974, 9677435, 19354870]

約数ペア:

[(1, 19354870), (2, 9677435), (5, 3870974), (10, 1935487), (41, 472070), (82, 236035), (205, 94414), (410, 47207)]