20676824

素因数分解:

$2^3\times 7^2\times {\mathrm{52747}}^1$

素因数の和:52767

約数の個数: 24

約数和(自身を含む): 45099540

約数和(自身を除く): 24422716

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 52747, 105494, 210988, 369229, 421976, 738458, 1476916, 2584603, 2953832, 5169206, 10338412, 20676824]

約数ペア:

[(1, 20676824), (2, 10338412), (4, 5169206), (7, 2953832), (8, 2584603), (14, 1476916), (28, 738458), (49, 421976), (56, 369229), (98, 210988), (196, 105494), (392, 52747)]