20305412

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12983}}^1$

素因数の和:13027

約数の個数: 24

約数和(自身を含む): 39263616

約数和(自身を除く): 18958204

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 12983, 25966, 51932, 220711, 298609, 441422, 597218, 882844, 1194436, 5076353, 10152706, 20305412]

約数ペア:

[(1, 20305412), (2, 10152706), (4, 5076353), (17, 1194436), (23, 882844), (34, 597218), (46, 441422), (68, 298609), (92, 220711), (391, 51932), (782, 25966), (1564, 12983)]