18040890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{85909}}^1$

素因数の和:85926

約数の個数: 32

約数和(自身を含む): 49484160

約数和(自身を除く): 31443270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 85909, 171818, 257727, 429545, 515454, 601363, 859090, 1202726, 1288635, 1804089, 2577270, 3006815, 3608178, 6013630, 9020445, 18040890]

約数ペア:

[(1, 18040890), (2, 9020445), (3, 6013630), (5, 3608178), (6, 3006815), (7, 2577270), (10, 1804089), (14, 1288635), (15, 1202726), (21, 859090), (30, 601363), (35, 515454), (42, 429545), (70, 257727), (105, 171818), (210, 85909)]