18764902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{2683}}^1$

素因数の和:2967

約数の個数: 16

約数和(自身を含む): 30436560

約数和(自身を除く): 11671658

約数列:

[1, 2, 13, 26, 269, 538, 2683, 3497, 5366, 6994, 34879, 69758, 721727, 1443454, 9382451, 18764902]

約数ペア:

[(1, 18764902), (2, 9382451), (13, 1443454), (26, 721727), (269, 69758), (538, 34879), (2683, 6994), (3497, 5366)]