18678933

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22807}}^1$

素因数の和:22833

約数の個数: 24

約数和(自身を含む): 33208448

約数和(自身を除く): 14529515

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 22807, 68421, 159649, 205263, 296491, 478947, 889473, 1436841, 2075437, 2668419, 6226311, 18678933]

約数ペア:

[(1, 18678933), (3, 6226311), (7, 2668419), (9, 2075437), (13, 1436841), (21, 889473), (39, 478947), (63, 296491), (91, 205263), (117, 159649), (273, 68421), (819, 22807)]