20102586

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11131}}^1$

素因数の和:11186

約数の個数: 32

約数和(自身を含む): 47021568

約数和(自身を除く): 26918982

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 11131, 22262, 33393, 66786, 77917, 155834, 233751, 467502, 478633, 957266, 1435899, 2871798, 3350431, 6700862, 10051293, 20102586]

約数ペア:

[(1, 20102586), (2, 10051293), (3, 6700862), (6, 3350431), (7, 2871798), (14, 1435899), (21, 957266), (42, 478633), (43, 467502), (86, 233751), (129, 155834), (258, 77917), (301, 66786), (602, 33393), (903, 22262), (1806, 11131)]