28707712

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{20389}}^1$

素因数の和:20414

約数の個数: 32

約数和(自身を含む): 62393400

約数和(自身を除く): 33685688

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 20389, 40778, 81556, 163112, 224279, 326224, 448558, 652448, 897116, 1304896, 1794232, 2609792, 3588464, 7176928, 14353856, 28707712]

約数ペア:

[(1, 28707712), (2, 14353856), (4, 7176928), (8, 3588464), (11, 2609792), (16, 1794232), (22, 1304896), (32, 897116), (44, 652448), (64, 448558), (88, 326224), (128, 224279), (176, 163112), (352, 81556), (704, 40778), (1408, 20389)]