18540954

素因数分解:

$2^1\times 3^3\times {\mathrm{131}}^1\times {\mathrm{2621}}^1$

素因数の和:2763

約数の個数: 32

約数和(自身を含む): 41532480

約数和(自身を除く): 22991526

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 131, 262, 393, 786, 1179, 2358, 2621, 3537, 5242, 7074, 7863, 15726, 23589, 47178, 70767, 141534, 343351, 686702, 1030053, 2060106, 3090159, 6180318, 9270477, 18540954]

約数ペア:

[(1, 18540954), (2, 9270477), (3, 6180318), (6, 3090159), (9, 2060106), (18, 1030053), (27, 686702), (54, 343351), (131, 141534), (262, 70767), (393, 47178), (786, 23589), (1179, 15726), (2358, 7863), (2621, 7074), (3537, 5242)]