20070754

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:642

約数の個数: 24

約数和(自身を含む): 33338844

約数和(自身を除く): 13268090

約数列:

[1, 2, 11, 22, 121, 197, 242, 394, 421, 842, 2167, 4334, 4631, 9262, 23837, 47674, 50941, 82937, 101882, 165874, 912307, 1824614, 10035377, 20070754]

約数ペア:

[(1, 20070754), (2, 10035377), (11, 1824614), (22, 912307), (121, 165874), (197, 101882), (242, 82937), (394, 50941), (421, 47674), (842, 23837), (2167, 9262), (4334, 4631)]