19726652

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{9539}}^1$

素因数の和:9601

約数の個数: 24

約数和(自身を含む): 38465280

約数和(自身を除く): 18738628

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 2068, 9539, 19078, 38156, 104929, 209858, 419716, 448333, 896666, 1793332, 4931663, 9863326, 19726652]

約数ペア:

[(1, 19726652), (2, 9863326), (4, 4931663), (11, 1793332), (22, 896666), (44, 448333), (47, 419716), (94, 209858), (188, 104929), (517, 38156), (1034, 19078), (2068, 9539)]