20164579369

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{21589}}^1$

素因数の和:21769

約数の個数: 32

約数和(自身を含む): 23938992000

約数和(自身を除く): 3774412631

約数列:

[1, 11, 19, 41, 109, 209, 451, 779, 1199, 2071, 4469, 8569, 21589, 22781, 49159, 84911, 237479, 410191, 885149, 934021, 2353201, 4512101, 9736639, 16817831, 25885211, 44710819, 96481241, 184996141, 491819009, 1061293651, 1833143579, 20164579369]

約数ペア:

[(1, 20164579369), (11, 1833143579), (19, 1061293651), (41, 491819009), (109, 184996141), (209, 96481241), (451, 44710819), (779, 25885211), (1199, 16817831), (2071, 9736639), (4469, 4512101), (8569, 2353201), (21589, 934021), (22781, 885149), (49159, 410191), (84911, 237479)]