18981234

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{15739}}^1$

素因数の和:15814

約数の個数: 24

約数和(自身を含む): 41742480

約数和(自身を除く): 22761246

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 603, 1206, 15739, 31478, 47217, 94434, 141651, 283302, 1054513, 2109026, 3163539, 6327078, 9490617, 18981234]

約数ペア:

[(1, 18981234), (2, 9490617), (3, 6327078), (6, 3163539), (9, 2109026), (18, 1054513), (67, 283302), (134, 141651), (201, 94434), (402, 47217), (603, 31478), (1206, 15739)]