30980916

素因数分解:

$2^2\times 3^2\times {\mathrm{860581}}^1$

素因数の和:860591

約数の個数: 18

約数和(自身を含む): 78312962

約数和(自身を除く): 47332046

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 860581, 1721162, 2581743, 3442324, 5163486, 7745229, 10326972, 15490458, 30980916]

約数ペア:

[(1, 30980916), (2, 15490458), (3, 10326972), (4, 7745229), (6, 5163486), (9, 3442324), (12, 2581743), (18, 1721162), (36, 860581)]