20854878

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{10193}}^1$

素因数の和:10240

約数の個数: 32

約数和(自身を含む): 46973952

約数和(自身を除く): 26119074

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 186, 341, 682, 1023, 2046, 10193, 20386, 30579, 61158, 112123, 224246, 315983, 336369, 631966, 672738, 947949, 1895898, 3475813, 6951626, 10427439, 20854878]

約数ペア:

[(1, 20854878), (2, 10427439), (3, 6951626), (6, 3475813), (11, 1895898), (22, 947949), (31, 672738), (33, 631966), (62, 336369), (66, 315983), (93, 224246), (186, 112123), (341, 61158), (682, 30579), (1023, 20386), (2046, 10193)]