20101683

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 31781376

約数和(自身を除く): 11679693

約数列:

[1, 3, 7, 21, 43, 113, 129, 197, 301, 339, 591, 791, 903, 1379, 2373, 4137, 4859, 8471, 14577, 22261, 25413, 34013, 59297, 66783, 102039, 155827, 177891, 467481, 957223, 2871669, 6700561, 20101683]

約数ペア:

[(1, 20101683), (3, 6700561), (7, 2871669), (21, 957223), (43, 467481), (113, 177891), (129, 155827), (197, 102039), (301, 66783), (339, 59297), (591, 34013), (791, 25413), (903, 22261), (1379, 14577), (2373, 8471), (4137, 4859)]