20156780916

素因数分解:

$2^2\times 3^2\times {\mathrm{559910581}}^1$

素因数の和:559910591

約数の個数: 18

約数和(自身を含む): 50951862962

約数和(自身を除く): 30795082046

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 559910581, 1119821162, 1679731743, 2239642324, 3359463486, 5039195229, 6718926972, 10078390458, 20156780916]

約数ペア:

[(1, 20156780916), (2, 10078390458), (3, 6718926972), (4, 5039195229), (6, 3359463486), (9, 2239642324), (12, 1679731743), (18, 1119821162), (36, 559910581)]