18512818

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1\times {\mathrm{487}}^1$

素因数の和:801

約数の個数: 16

約数和(自身を含む): 28284480

約数和(自身を除く): 9771662

約数列:

[1, 2, 83, 166, 229, 458, 487, 974, 19007, 38014, 40421, 80842, 111523, 223046, 9256409, 18512818]

約数ペア:

[(1, 18512818), (2, 9256409), (83, 223046), (166, 111523), (229, 80842), (458, 40421), (487, 38014), (974, 19007)]