2019609865

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4438703}}^1$

素因数の和:4438728

約数の個数: 16

約数和(自身を含む): 2982809088

約数和(自身を除く): 963199223

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 4438703, 22193515, 31070921, 57703139, 155354605, 288515695, 403921973, 2019609865]

約数ペア:

[(1, 2019609865), (5, 403921973), (7, 288515695), (13, 155354605), (35, 57703139), (65, 31070921), (91, 22193515), (455, 4438703)]