20842144

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{12289}}^1$

素因数の和:12352

約数の個数: 24

約数和(自身を含む): 41810580

約数和(自身を除く): 20968436

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 12289, 24578, 49156, 98312, 196624, 393248, 651317, 1302634, 2605268, 5210536, 10421072, 20842144]

約数ペア:

[(1, 20842144), (2, 10421072), (4, 5210536), (8, 2605268), (16, 1302634), (32, 651317), (53, 393248), (106, 196624), (212, 98312), (424, 49156), (848, 24578), (1696, 12289)]