649968208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{2389589}}^1$

素因数の和:2389614

約数の個数: 20

約数和(自身を含む): 1333391220

約数和(自身を除く): 683423012

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2389589, 4779178, 9558356, 19116712, 38233424, 40623013, 81246026, 162492052, 324984104, 649968208]

約数ペア:

[(1, 649968208), (2, 324984104), (4, 162492052), (8, 81246026), (16, 40623013), (17, 38233424), (34, 19116712), (68, 9558356), (136, 4779178), (272, 2389589)]