18190890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{202121}}^1$

素因数の和:202134

約数の個数: 24

約数和(自身を含む): 47296548

約数和(自身を除く): 29105658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 202121, 404242, 606363, 1010605, 1212726, 1819089, 2021210, 3031815, 3638178, 6063630, 9095445, 18190890]

約数ペア:

[(1, 18190890), (2, 9095445), (3, 6063630), (5, 3638178), (6, 3031815), (9, 2021210), (10, 1819089), (15, 1212726), (18, 1010605), (30, 606363), (45, 404242), (90, 202121)]