19936131

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4561}}^1$

素因数の和:4642

約数の個数: 16

約数和(自身を含む): 28028928

約数和(自身を除く): 8092797

約数列:

[1, 3, 31, 47, 93, 141, 1457, 4371, 4561, 13683, 141391, 214367, 424173, 643101, 6645377, 19936131]

約数ペア:

[(1, 19936131), (3, 6645377), (31, 643101), (47, 424173), (93, 214367), (141, 141391), (1457, 13683), (4371, 4561)]