18540690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{88289}}^1$

素因数の和:88306

約数の個数: 32

約数和(自身を含む): 50855040

約数和(自身を除く): 32314350

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 88289, 176578, 264867, 441445, 529734, 618023, 882890, 1236046, 1324335, 1854069, 2648670, 3090115, 3708138, 6180230, 9270345, 18540690]

約数ペア:

[(1, 18540690), (2, 9270345), (3, 6180230), (5, 3708138), (6, 3090115), (7, 2648670), (10, 1854069), (14, 1324335), (15, 1236046), (21, 882890), (30, 618023), (35, 529734), (42, 441445), (70, 264867), (105, 176578), (210, 88289)]