19435388

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{22391}}^1$

素因数の和:22433

約数の個数: 24

約数和(自身を含む): 40126464

約数和(自身を除く): 20691076

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 22391, 44782, 89564, 156737, 313474, 626948, 694121, 1388242, 2776484, 4858847, 9717694, 19435388]

約数ペア:

[(1, 19435388), (2, 9717694), (4, 4858847), (7, 2776484), (14, 1388242), (28, 694121), (31, 626948), (62, 313474), (124, 156737), (217, 89564), (434, 44782), (868, 22391)]