18021868

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{373}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 32421312

約数和(自身を除く): 14399444

約数列:

[1, 2, 4, 47, 94, 188, 257, 373, 514, 746, 1028, 1492, 12079, 17531, 24158, 35062, 48316, 70124, 95861, 191722, 383444, 4505467, 9010934, 18021868]

約数ペア:

[(1, 18021868), (2, 9010934), (4, 4505467), (47, 383444), (94, 191722), (188, 95861), (257, 70124), (373, 48316), (514, 35062), (746, 24158), (1028, 17531), (1492, 12079)]