19679606

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{2423}}^1$

素因数の和:2587

約数の個数: 16

約数和(自身を含む): 30716928

約数和(自身を除く): 11037322

約数列:

[1, 2, 31, 62, 131, 262, 2423, 4061, 4846, 8122, 75113, 150226, 317413, 634826, 9839803, 19679606]

約数ペア:

[(1, 19679606), (2, 9839803), (31, 634826), (62, 317413), (131, 150226), (262, 75113), (2423, 8122), (4061, 4846)]