20026864

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8753}}^1$

素因数の和:8785

約数の個数: 40

約数和(自身を含む): 45590832

約数和(自身を除く): 25563968

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 8753, 17506, 35012, 70024, 96283, 113789, 140048, 192566, 227578, 385132, 455156, 770264, 910312, 1251679, 1540528, 1820624, 2503358, 5006716, 10013432, 20026864]

約数ペア:

[(1, 20026864), (2, 10013432), (4, 5006716), (8, 2503358), (11, 1820624), (13, 1540528), (16, 1251679), (22, 910312), (26, 770264), (44, 455156), (52, 385132), (88, 227578), (104, 192566), (143, 140048), (176, 113789), (208, 96283), (286, 70024), (572, 35012), (1144, 17506), (2288, 8753)]