20894056

素因数分解:

$2^3\times {\mathrm{563}}^1\times {\mathrm{4639}}^1$

素因数の和:5208

約数の個数: 16

約数和(自身を含む): 39254400

約数和(自身を除く): 18360344

約数列:

[1, 2, 4, 8, 563, 1126, 2252, 4504, 4639, 9278, 18556, 37112, 2611757, 5223514, 10447028, 20894056]

約数ペア:

[(1, 20894056), (2, 10447028), (4, 5223514), (8, 2611757), (563, 37112), (1126, 18556), (2252, 9278), (4504, 4639)]