20367798

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2731}}^1$

素因数の和:2860

約数の個数: 32

約数和(自身を含む): 44848512

約数和(自身を除く): 24480714

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 113, 226, 339, 678, 1243, 2486, 2731, 3729, 5462, 7458, 8193, 16386, 30041, 60082, 90123, 180246, 308603, 617206, 925809, 1851618, 3394633, 6789266, 10183899, 20367798]

約数ペア:

[(1, 20367798), (2, 10183899), (3, 6789266), (6, 3394633), (11, 1851618), (22, 925809), (33, 617206), (66, 308603), (113, 180246), (226, 90123), (339, 60082), (678, 30041), (1243, 16386), (2486, 8193), (2731, 7458), (3729, 5462)]