20221768255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{15511}}^1$

素因数の和:16207

約数の個数: 32

約数和(自身を含む): 27019173888

約数和(自身を除く): 6797405633

約数列:

[1, 5, 13, 31, 65, 155, 403, 647, 2015, 3235, 8411, 15511, 20057, 42055, 77555, 100285, 201643, 260741, 480841, 1008215, 1303705, 2404205, 6250933, 10035617, 31254665, 50178085, 130463021, 311104127, 652315105, 1555520635, 4044353651, 20221768255]

約数ペア:

[(1, 20221768255), (5, 4044353651), (13, 1555520635), (31, 652315105), (65, 311104127), (155, 130463021), (403, 50178085), (647, 31254665), (2015, 10035617), (3235, 6250933), (8411, 2404205), (15511, 1303705), (20057, 1008215), (42055, 480841), (77555, 260741), (100285, 201643)]