18413774

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{2801}}^1$

素因数の和:2995

約数の個数: 16

約数和(自身を含む): 29252880

約数和(自身を除く): 10839106

約数列:

[1, 2, 19, 38, 173, 346, 2801, 3287, 5602, 6574, 53219, 106438, 484573, 969146, 9206887, 18413774]

約数ペア:

[(1, 18413774), (2, 9206887), (19, 969146), (38, 484573), (173, 106438), (346, 53219), (2801, 6574), (3287, 5602)]