20697318

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{19489}}^1$

素因数の和:19556

約数の個数: 24

約数和(自身を含む): 45606600

約数和(自身を除く): 24909282

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 177, 354, 531, 1062, 19489, 38978, 58467, 116934, 175401, 350802, 1149851, 2299702, 3449553, 6899106, 10348659, 20697318]

約数ペア:

[(1, 20697318), (2, 10348659), (3, 6899106), (6, 3449553), (9, 2299702), (18, 1149851), (59, 350802), (118, 175401), (177, 116934), (354, 58467), (531, 38978), (1062, 19489)]