208763504

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{165161}}^1$

素因数の和:165248

約数の個数: 20

約数和(自身を含む): 409601760

約数和(自身を除く): 200838256

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 165161, 330322, 660644, 1321288, 2642576, 13047719, 26095438, 52190876, 104381752, 208763504]

約数ペア:

[(1, 208763504), (2, 104381752), (4, 52190876), (8, 26095438), (16, 13047719), (79, 2642576), (158, 1321288), (316, 660644), (632, 330322), (1264, 165161)]