20102733

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5231}}^1$

素因数の和:5305

約数の個数: 24

約数和(自身を含む): 33735936

約数和(自身を除く): 13633203

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 5231, 15693, 36617, 47079, 109851, 319091, 329553, 957273, 2233637, 2871819, 6700911, 20102733]

約数ペア:

[(1, 20102733), (3, 6700911), (7, 2871819), (9, 2233637), (21, 957273), (61, 329553), (63, 319091), (183, 109851), (427, 47079), (549, 36617), (1281, 15693), (3843, 5231)]