20974890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{743}}^1\times {\mathrm{941}}^1$

素因数の和:1694

約数の個数: 32

約数和(自身を含む): 50461056

約数和(自身を除く): 29486166

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 743, 941, 1486, 1882, 2229, 2823, 3715, 4458, 4705, 5646, 7430, 9410, 11145, 14115, 22290, 28230, 699163, 1398326, 2097489, 3495815, 4194978, 6991630, 10487445, 20974890]

約数ペア:

[(1, 20974890), (2, 10487445), (3, 6991630), (5, 4194978), (6, 3495815), (10, 2097489), (15, 1398326), (30, 699163), (743, 28230), (941, 22290), (1486, 14115), (1882, 11145), (2229, 9410), (2823, 7430), (3715, 5646), (4458, 4705)]