18911378

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{3733}}^1$

素因数の和:3901

約数の個数: 16

約数和(自身を含む): 30245400

約数和(自身を除く): 11334022

約数列:

[1, 2, 17, 34, 149, 298, 2533, 3733, 5066, 7466, 63461, 126922, 556217, 1112434, 9455689, 18911378]

約数ペア:

[(1, 18911378), (2, 9455689), (17, 1112434), (34, 556217), (149, 126922), (298, 63461), (2533, 7466), (3733, 5066)]