81863438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{16963}}^1$

素因数の和:17111

約数の個数: 16

約数和(自身を含む): 130283520

約数和(自身を除く): 48420082

約数列:

[1, 2, 19, 38, 127, 254, 2413, 4826, 16963, 33926, 322297, 644594, 2154301, 4308602, 40931719, 81863438]

約数ペア:

[(1, 81863438), (2, 40931719), (19, 4308602), (38, 2154301), (127, 644594), (254, 322297), (2413, 33926), (4826, 16963)]