20924644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1153}}^1$

素因数の和:1519

約数の個数: 24

約数和(自身を含む): 39582200

約数和(自身を除く): 18657556

約数列:

[1, 2, 4, 13, 26, 52, 349, 698, 1153, 1396, 2306, 4537, 4612, 9074, 14989, 18148, 29978, 59956, 402397, 804794, 1609588, 5231161, 10462322, 20924644]

約数ペア:

[(1, 20924644), (2, 10462322), (4, 5231161), (13, 1609588), (26, 804794), (52, 402397), (349, 59956), (698, 29978), (1153, 18148), (1396, 14989), (2306, 9074), (4537, 4612)]