20982208

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{25219}}^1$

素因数の和:25244

約数の個数: 28

約数和(自身を含む): 44841160

約数和(自身を除く): 23858952

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 25219, 50438, 100876, 201752, 327847, 403504, 655694, 807008, 1311388, 1614016, 2622776, 5245552, 10491104, 20982208]

約数ペア:

[(1, 20982208), (2, 10491104), (4, 5245552), (8, 2622776), (13, 1614016), (16, 1311388), (26, 807008), (32, 655694), (52, 403504), (64, 327847), (104, 201752), (208, 100876), (416, 50438), (832, 25219)]