20207814

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1373}}^1$

素因数の和:1612

約数の個数: 32

約数和(自身を含む): 44319744

約数和(自身を除く): 24111930

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 223, 446, 669, 1338, 1373, 2453, 2746, 4119, 4906, 7359, 8238, 14718, 15103, 30206, 45309, 90618, 306179, 612358, 918537, 1837074, 3367969, 6735938, 10103907, 20207814]

約数ペア:

[(1, 20207814), (2, 10103907), (3, 6735938), (6, 3367969), (11, 1837074), (22, 918537), (33, 612358), (66, 306179), (223, 90618), (446, 45309), (669, 30206), (1338, 15103), (1373, 14718), (2453, 8238), (2746, 7359), (4119, 4906)]