20191030

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15413}}^1$

素因数の和:15551

約数の個数: 16

約数和(自身を含む): 36623664

約数和(自身を除く): 16432634

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 15413, 30826, 77065, 154130, 2019103, 4038206, 10095515, 20191030]

約数ペア:

[(1, 20191030), (2, 10095515), (5, 4038206), (10, 2019103), (131, 154130), (262, 77065), (655, 30826), (1310, 15413)]