19154476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1901}}^1$

素因数の和:2145

約数の個数: 24

約数和(自身を含む): 36746640

約数和(自身を除く): 17592164

約数列:

[1, 2, 4, 11, 22, 44, 229, 458, 916, 1901, 2519, 3802, 5038, 7604, 10076, 20911, 41822, 83644, 435329, 870658, 1741316, 4788619, 9577238, 19154476]

約数ペア:

[(1, 19154476), (2, 9577238), (4, 4788619), (11, 1741316), (22, 870658), (44, 435329), (229, 83644), (458, 41822), (916, 20911), (1901, 10076), (2519, 7604), (3802, 5038)]