18839346

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{647}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 39564288

約数和(自身を除く): 20724942

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 211, 422, 633, 647, 1266, 1294, 1941, 3882, 4853, 9706, 14559, 14881, 29118, 29762, 44643, 89286, 136517, 273034, 409551, 819102, 3139891, 6279782, 9419673, 18839346]

約数ペア:

[(1, 18839346), (2, 9419673), (3, 6279782), (6, 3139891), (23, 819102), (46, 409551), (69, 273034), (138, 136517), (211, 89286), (422, 44643), (633, 29762), (647, 29118), (1266, 14881), (1294, 14559), (1941, 9706), (3882, 4853)]