18825742

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23357}}^1$

素因数の和:23403

約数の個数: 16

約数和(自身を含む): 31393152

約数和(自身を除く): 12567410

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 23357, 46714, 303641, 607282, 724067, 1448134, 9412871, 18825742]

約数ペア:

[(1, 18825742), (2, 9412871), (13, 1448134), (26, 724067), (31, 607282), (62, 303641), (403, 46714), (806, 23357)]