18226747

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{3533}}^1$

素因数の和:3618

約数の個数: 16

約数和(自身を含む): 23069952

約数和(自身を除く): 4843205

約数列:

[1, 7, 11, 67, 77, 469, 737, 3533, 5159, 24731, 38863, 236711, 272041, 1656977, 2603821, 18226747]

約数ペア:

[(1, 18226747), (7, 2603821), (11, 1656977), (67, 272041), (77, 236711), (469, 38863), (737, 24731), (3533, 5159)]