19893482

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61781}}^1$

素因数の和:61813

約数の個数: 16

約数和(自身を含む): 35586432

約数和(自身を除く): 15692950

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 61781, 123562, 432467, 864934, 1420963, 2841926, 9946741, 19893482]

約数ペア:

[(1, 19893482), (2, 9946741), (7, 2841926), (14, 1420963), (23, 864934), (46, 432467), (161, 123562), (322, 61781)]