18229869

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{547}}^1$

素因数の和:606

約数の個数: 36

約数和(自身を含む): 31516576

約数和(自身を除く): 13286707

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 529, 547, 1449, 1587, 1641, 3703, 3829, 4761, 4923, 11109, 11487, 12581, 33327, 34461, 37743, 88067, 113229, 264201, 289363, 792603, 868089, 2025541, 2604267, 6076623, 18229869]

約数ペア:

[(1, 18229869), (3, 6076623), (7, 2604267), (9, 2025541), (21, 868089), (23, 792603), (63, 289363), (69, 264201), (161, 113229), (207, 88067), (483, 37743), (529, 34461), (547, 33327), (1449, 12581), (1587, 11487), (1641, 11109), (3703, 4923), (3829, 4761)]