18280504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4831}}^1$

素因数の和:4891

約数の個数: 32

約数和(自身を含む): 38269440

約数和(自身を除く): 19988936

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 4831, 9662, 19324, 38648, 53141, 106282, 207733, 212564, 415466, 425128, 830932, 1661864, 2285063, 4570126, 9140252, 18280504]

約数ペア:

[(1, 18280504), (2, 9140252), (4, 4570126), (8, 2285063), (11, 1661864), (22, 830932), (43, 425128), (44, 415466), (86, 212564), (88, 207733), (172, 106282), (344, 53141), (473, 38648), (946, 19324), (1892, 9662), (3784, 4831)]