2821556944

素因数分解:

$2^4\times {\mathrm{2689}}^1\times {\mathrm{65581}}^1$

素因数の和:68278

約数の個数: 20

約数和(自身を含む): 5468882980

約数和(自身を除く): 2647326036

約数列:

[1, 2, 4, 8, 16, 2689, 5378, 10756, 21512, 43024, 65581, 131162, 262324, 524648, 1049296, 176347309, 352694618, 705389236, 1410778472, 2821556944]

約数ペア:

[(1, 2821556944), (2, 1410778472), (4, 705389236), (8, 352694618), (16, 176347309), (2689, 1049296), (5378, 524648), (10756, 262324), (21512, 131162), (43024, 65581)]