19486786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{28573}}^1$

素因数の和:28617

約数の個数: 16

約数和(自身を含む): 32917248

約数和(自身を除く): 13430462

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 28573, 57146, 314303, 628606, 885763, 1771526, 9743393, 19486786]

約数ペア:

[(1, 19486786), (2, 9743393), (11, 1771526), (22, 885763), (31, 628606), (62, 314303), (341, 57146), (682, 28573)]