20765752

素因数分解:

$2^3\times 7^1\times {\mathrm{601}}^1\times {\mathrm{617}}^1$

素因数の和:1231

約数の個数: 32

約数和(自身を含む): 44644320

約数和(自身を除く): 23878568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 601, 617, 1202, 1234, 2404, 2468, 4207, 4319, 4808, 4936, 8414, 8638, 16828, 17276, 33656, 34552, 370817, 741634, 1483268, 2595719, 2966536, 5191438, 10382876, 20765752]

約数ペア:

[(1, 20765752), (2, 10382876), (4, 5191438), (7, 2966536), (8, 2595719), (14, 1483268), (28, 741634), (56, 370817), (601, 34552), (617, 33656), (1202, 17276), (1234, 16828), (2404, 8638), (2468, 8414), (4207, 4936), (4319, 4808)]