18858690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{69847}}^1$

素因数の和:69863

約数の個数: 32

約数和(自身を含む): 50290560

約数和(自身を除く): 31431870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 69847, 139694, 209541, 349235, 419082, 628623, 698470, 1047705, 1257246, 1885869, 2095410, 3143115, 3771738, 6286230, 9429345, 18858690]

約数ペア:

[(1, 18858690), (2, 9429345), (3, 6286230), (5, 3771738), (6, 3143115), (9, 2095410), (10, 1885869), (15, 1257246), (18, 1047705), (27, 698470), (30, 628623), (45, 419082), (54, 349235), (90, 209541), (135, 139694), (270, 69847)]