12939586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{18973}}^1$

素因数の和:19017

約数の個数: 16

約数和(自身を含む): 21858048

約数和(自身を除く): 8918462

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 18973, 37946, 208703, 417406, 588163, 1176326, 6469793, 12939586]

約数ペア:

[(1, 12939586), (2, 6469793), (11, 1176326), (22, 588163), (31, 417406), (62, 208703), (341, 37946), (682, 18973)]