18306585

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1246

約数の個数: 48

約数和(自身を含む): 35762688

約数和(自身を除く): 17456103

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 155, 165, 279, 341, 465, 495, 1023, 1193, 1395, 1705, 3069, 3579, 5115, 5965, 10737, 13123, 15345, 17895, 36983, 39369, 53685, 65615, 110949, 118107, 184915, 196845, 332847, 406813, 554745, 590535, 1220439, 1664235, 2034065, 3661317, 6102195, 18306585]

約数ペア:

[(1, 18306585), (3, 6102195), (5, 3661317), (9, 2034065), (11, 1664235), (15, 1220439), (31, 590535), (33, 554745), (45, 406813), (55, 332847), (93, 196845), (99, 184915), (155, 118107), (165, 110949), (279, 65615), (341, 53685), (465, 39369), (495, 36983), (1023, 17895), (1193, 15345), (1395, 13123), (1705, 10737), (3069, 5965), (3579, 5115)]