20854047803468

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{1669}}^1\times {\mathrm{2297}}^1\times {\mathrm{11239}}^1$

素因数の和:15231

約数の個数: 72

約数和(自身を含む): 40158962810400

約数和(自身を除く): 19304915006932

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1669, 2297, 3338, 4594, 6676, 9188, 11239, 18359, 22478, 25267, 36718, 44956, 50534, 73436, 101068, 123629, 201949, 247258, 277937, 403898, 494516, 555874, 807796, 1111748, 1359919, 2719838, 3833693, 5439676, 7667386, 15334772, 18757891, 25815983, 37515782, 42170623, 51631966, 75031564, 84341246, 103263932, 168682492, 206336801, 283975813, 412673602, 463876853, 567951626, 825347204, 927753706, 1135903252, 1855507412, 2269704811, 3123733943, 4539409622, 6247467886, 9078819244, 12494935772, 43086875627, 86173751254, 172347502508, 473955631897, 947911263794, 1895822527588, 5213511950867, 10427023901734, 20854047803468]

約数ペア:

[(1, 20854047803468), (2, 10427023901734), (4, 5213511950867), (11, 1895822527588), (22, 947911263794), (44, 473955631897), (121, 172347502508), (242, 86173751254), (484, 43086875627), (1669, 12494935772), (2297, 9078819244), (3338, 6247467886), (4594, 4539409622), (6676, 3123733943), (9188, 2269704811), (11239, 1855507412), (18359, 1135903252), (22478, 927753706), (25267, 825347204), (36718, 567951626), (44956, 463876853), (50534, 412673602), (73436, 283975813), (101068, 206336801), (123629, 168682492), (201949, 103263932), (247258, 84341246), (277937, 75031564), (403898, 51631966), (494516, 42170623), (555874, 37515782), (807796, 25815983), (1111748, 18757891), (1359919, 15334772), (2719838, 7667386), (3833693, 5439676)]