12398326

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{643}}^1$

素因数の和:987

約数の個数: 16

約数和(自身を含む): 19289088

約数和(自身を除く): 6890762

約数列:

[1, 2, 31, 62, 311, 622, 643, 1286, 9641, 19282, 19933, 39866, 199973, 399946, 6199163, 12398326]

約数ペア:

[(1, 12398326), (2, 6199163), (31, 399946), (62, 199973), (311, 39866), (622, 19933), (643, 19282), (1286, 9641)]