20487228

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{21611}}^1$

素因数の和:21697

約数の個数: 24

約数和(自身を含む): 48410880

約数和(自身を除く): 27923652

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 316, 474, 948, 21611, 43222, 64833, 86444, 129666, 259332, 1707269, 3414538, 5121807, 6829076, 10243614, 20487228]

約数ペア:

[(1, 20487228), (2, 10243614), (3, 6829076), (4, 5121807), (6, 3414538), (12, 1707269), (79, 259332), (158, 129666), (237, 86444), (316, 64833), (474, 43222), (948, 21611)]