19405210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2633}}^1$

素因数の和:2718

約数の個数: 32

約数和(自身を含む): 38688192

約数和(自身を除く): 19282982

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 1474, 2633, 3685, 5266, 7370, 13165, 26330, 28963, 57926, 144815, 176411, 289630, 352822, 882055, 1764110, 1940521, 3881042, 9702605, 19405210]

約数ペア:

[(1, 19405210), (2, 9702605), (5, 3881042), (10, 1940521), (11, 1764110), (22, 882055), (55, 352822), (67, 289630), (110, 176411), (134, 144815), (335, 57926), (670, 28963), (737, 26330), (1474, 13165), (2633, 7370), (3685, 5266)]