2018920945

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{30449}}^1$

素因数の和:30692

約数の個数: 16

約数和(自身を含む): 2466450000

約数和(自身を除く): 447529055

約数列:

[1, 5, 89, 149, 445, 745, 13261, 30449, 66305, 152245, 2709961, 4536901, 13549805, 22684505, 403784189, 2018920945]

約数ペア:

[(1, 2018920945), (5, 403784189), (89, 22684505), (149, 13549805), (445, 4536901), (745, 2709961), (13261, 152245), (30449, 66305)]