19411072

素因数分解:

$2^7\times {\mathrm{139}}^1\times {\mathrm{1091}}^1$

素因数の和:1244

約数の個数: 32

約数和(自身を含む): 38984400

約数和(自身を除く): 19573328

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 278, 556, 1091, 1112, 2182, 2224, 4364, 4448, 8728, 8896, 17456, 17792, 34912, 69824, 139648, 151649, 303298, 606596, 1213192, 2426384, 4852768, 9705536, 19411072]

約数ペア:

[(1, 19411072), (2, 9705536), (4, 4852768), (8, 2426384), (16, 1213192), (32, 606596), (64, 303298), (128, 151649), (139, 139648), (278, 69824), (556, 34912), (1091, 17792), (1112, 17456), (2182, 8896), (2224, 8728), (4364, 4448)]