18508997

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{601}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 21036288

約数和(自身を除く): 2527291

約数列:

[1, 13, 23, 103, 299, 601, 1339, 2369, 7813, 13823, 30797, 61903, 179699, 804739, 1423769, 18508997]

約数ペア:

[(1, 18508997), (13, 1423769), (23, 804739), (103, 179699), (299, 61903), (601, 30797), (1339, 13823), (2369, 7813)]