18927402

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{242659}}^1$

素因数の和:242677

約数の個数: 16

約数和(自身を含む): 40766880

約数和(自身を除く): 21839478

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 242659, 485318, 727977, 1455954, 3154567, 6309134, 9463701, 18927402]

約数ペア:

[(1, 18927402), (2, 9463701), (3, 6309134), (6, 3154567), (13, 1455954), (26, 727977), (39, 485318), (78, 242659)]