20171882

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{14347}}^1$

素因数の和:14405

約数の個数: 16

約数和(自身を含む): 32713440

約数和(自身を除く): 12541558

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 14347, 28694, 272593, 530839, 545186, 1061678, 10085941, 20171882]

約数ペア:

[(1, 20171882), (2, 10085941), (19, 1061678), (37, 545186), (38, 530839), (74, 272593), (703, 28694), (1406, 14347)]