20199990116

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{338449}}^1$

素因数の和:338843

約数の個数: 24

約数和(自身を含む): 36276424800

約数和(自身を除く): 16076434684

約数列:

[1, 2, 4, 43, 86, 172, 347, 694, 1388, 14921, 29842, 59684, 338449, 676898, 1353796, 14553307, 29106614, 58213228, 117441803, 234883606, 469767212, 5049997529, 10099995058, 20199990116]

約数ペア:

[(1, 20199990116), (2, 10099995058), (4, 5049997529), (43, 469767212), (86, 234883606), (172, 117441803), (347, 58213228), (694, 29106614), (1388, 14553307), (14921, 1353796), (29842, 676898), (59684, 338449)]