18681927

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{2089}}^1$

素因数の和:2374

約数の個数: 16

約数和(自身を含む): 27287040

約数和(自身を除く): 8605113

約数列:

[1, 3, 11, 33, 271, 813, 2089, 2981, 6267, 8943, 22979, 68937, 566119, 1698357, 6227309, 18681927]

約数ペア:

[(1, 18681927), (3, 6227309), (11, 1698357), (33, 566119), (271, 68937), (813, 22979), (2089, 8943), (2981, 6267)]