20830015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{911}}^1$

素因数の和:1202

約数の個数: 16

約数和(自身を含む): 26593920

約数和(自身を除く): 5763905

約数列:

[1, 5, 17, 85, 269, 911, 1345, 4555, 4573, 15487, 22865, 77435, 245059, 1225295, 4166003, 20830015]

約数ペア:

[(1, 20830015), (5, 4166003), (17, 1225295), (85, 245059), (269, 77435), (911, 22865), (1345, 15487), (4555, 4573)]