81018698

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{11047}}^1$

素因数の和:11261

約数の個数: 16

約数和(自身を含む): 128598720

約数和(自身を除く): 47580022

約数列:

[1, 2, 19, 38, 193, 386, 3667, 7334, 11047, 22094, 209893, 419786, 2132071, 4264142, 40509349, 81018698]

約数ペア:

[(1, 81018698), (2, 40509349), (19, 4264142), (38, 2132071), (193, 419786), (386, 209893), (3667, 22094), (7334, 11047)]