20797986

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1741}}^1$

素因数の和:1938

約数の個数: 32

約数和(自身を含む): 45654336

約数和(自身を除く): 24856350

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 181, 362, 543, 1086, 1741, 1991, 3482, 3982, 5223, 5973, 10446, 11946, 19151, 38302, 57453, 114906, 315121, 630242, 945363, 1890726, 3466331, 6932662, 10398993, 20797986]

約数ペア:

[(1, 20797986), (2, 10398993), (3, 6932662), (6, 3466331), (11, 1890726), (22, 945363), (33, 630242), (66, 315121), (181, 114906), (362, 57453), (543, 38302), (1086, 19151), (1741, 11946), (1991, 10446), (3482, 5973), (3982, 5223)]