18420210

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{22741}}^1$

素因数の和:22760

約数の個数: 40

約数和(自身を含む): 49532076

約数和(自身を除く): 31111866

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 22741, 45482, 68223, 113705, 136446, 204669, 227410, 341115, 409338, 614007, 682230, 1023345, 1228014, 1842021, 2046690, 3070035, 3684042, 6140070, 9210105, 18420210]

約数ペア:

[(1, 18420210), (2, 9210105), (3, 6140070), (5, 3684042), (6, 3070035), (9, 2046690), (10, 1842021), (15, 1228014), (18, 1023345), (27, 682230), (30, 614007), (45, 409338), (54, 341115), (81, 227410), (90, 204669), (135, 136446), (162, 113705), (270, 68223), (405, 45482), (810, 22741)]