19394902

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{10091}}^1$

素因数の和:10155

約数の個数: 12

約数和(自身を含む): 30064068

約数和(自身を除く): 10669166

約数列:

[1, 2, 31, 62, 961, 1922, 10091, 20182, 312821, 625642, 9697451, 19394902]

約数ペア:

[(1, 19394902), (2, 9697451), (31, 625642), (62, 312821), (961, 20182), (1922, 10091)]