19220418

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1481}}^1$

素因数の和:1599

約数の個数: 48

約数和(自身を含む): 48087936

約数和(自身を除く): 28867518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 103, 126, 206, 309, 618, 721, 927, 1442, 1481, 1854, 2163, 2962, 4326, 4443, 6489, 8886, 10367, 12978, 13329, 20734, 26658, 31101, 62202, 93303, 152543, 186606, 305086, 457629, 915258, 1067801, 1372887, 2135602, 2745774, 3203403, 6406806, 9610209, 19220418]

約数ペア:

[(1, 19220418), (2, 9610209), (3, 6406806), (6, 3203403), (7, 2745774), (9, 2135602), (14, 1372887), (18, 1067801), (21, 915258), (42, 457629), (63, 305086), (103, 186606), (126, 152543), (206, 93303), (309, 62202), (618, 31101), (721, 26658), (927, 20734), (1442, 13329), (1481, 12978), (1854, 10367), (2163, 8886), (2962, 6489), (4326, 4443)]