18902241

素因数分解:

$3^8\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:134

約数の個数: 36

約数和(自身を含む): 29444272

約数和(自身を除く): 10542031

約数列:

[1, 3, 9, 27, 43, 67, 81, 129, 201, 243, 387, 603, 729, 1161, 1809, 2187, 2881, 3483, 5427, 6561, 8643, 10449, 16281, 25929, 31347, 48843, 77787, 94041, 146529, 233361, 282123, 439587, 700083, 2100249, 6300747, 18902241]

約数ペア:

[(1, 18902241), (3, 6300747), (9, 2100249), (27, 700083), (43, 439587), (67, 282123), (81, 233361), (129, 146529), (201, 94041), (243, 77787), (387, 48843), (603, 31347), (729, 25929), (1161, 16281), (1809, 10449), (2187, 8643), (2881, 6561), (3483, 5427)]