19143460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{136739}}^1$

素因数の和:136755

約数の個数: 24

約数和(自身を含む): 45944640

約数和(自身を除く): 26801180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 136739, 273478, 546956, 683695, 957173, 1367390, 1914346, 2734780, 3828692, 4785865, 9571730, 19143460]

約数ペア:

[(1, 19143460), (2, 9571730), (4, 4785865), (5, 3828692), (7, 2734780), (10, 1914346), (14, 1367390), (20, 957173), (28, 683695), (35, 546956), (70, 273478), (140, 136739)]