18841966

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{65881}}^1$

素因数の和:65907

約数の個数: 16

約数和(自身を含む): 33204528

約数和(自身を除く): 14362562

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 65881, 131762, 724691, 856453, 1449382, 1712906, 9420983, 18841966]

約数ペア:

[(1, 18841966), (2, 9420983), (11, 1712906), (13, 1449382), (22, 856453), (26, 724691), (143, 131762), (286, 65881)]