20580392

素因数分解:

$2^3\times 7^2\times {\mathrm{52501}}^1$

素因数の和:52521

約数の個数: 24

約数和(自身を含む): 44889210

約数和(自身を除く): 24308818

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 52501, 105002, 210004, 367507, 420008, 735014, 1470028, 2572549, 2940056, 5145098, 10290196, 20580392]

約数ペア:

[(1, 20580392), (2, 10290196), (4, 5145098), (7, 2940056), (8, 2572549), (14, 1470028), (28, 735014), (49, 420008), (56, 367507), (98, 210004), (196, 105002), (392, 52501)]