20673898

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{373}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 36837504

約数和(自身を除く): 16163606

約数列:

[1, 2, 7, 14, 37, 74, 107, 214, 259, 373, 518, 746, 749, 1498, 2611, 3959, 5222, 7918, 13801, 27602, 27713, 39911, 55426, 79822, 96607, 193214, 279377, 558754, 1476707, 2953414, 10336949, 20673898]

約数ペア:

[(1, 20673898), (2, 10336949), (7, 2953414), (14, 1476707), (37, 558754), (74, 279377), (107, 193214), (214, 96607), (259, 79822), (373, 55426), (518, 39911), (746, 27713), (749, 27602), (1498, 13801), (2611, 7918), (3959, 5222)]