18706714

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1709}}^1$

素因数の和:2145

約数の個数: 16

約数和(自身を含む): 30308040

約数和(自身を除く): 11601326

約数列:

[1, 2, 13, 26, 421, 842, 1709, 3418, 5473, 10946, 22217, 44434, 719489, 1438978, 9353357, 18706714]

約数ペア:

[(1, 18706714), (2, 9353357), (13, 1438978), (26, 719489), (421, 44434), (842, 22217), (1709, 10946), (3418, 5473)]