19863858

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20563}}^1$

素因数の和:20598

約数の個数: 32

約数和(自身を含む): 47379456

約数和(自身を除く): 27515598

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 20563, 41126, 61689, 123378, 143941, 287882, 431823, 472949, 863646, 945898, 1418847, 2837694, 3310643, 6621286, 9931929, 19863858]

約数ペア:

[(1, 19863858), (2, 9931929), (3, 6621286), (6, 3310643), (7, 2837694), (14, 1418847), (21, 945898), (23, 863646), (42, 472949), (46, 431823), (69, 287882), (138, 143941), (161, 123378), (322, 61689), (483, 41126), (966, 20563)]