220251548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1229}}^1\times {\mathrm{4073}}^1$

素因数の和:5317

約数の個数: 24

約数和(自身を含む): 420925680

約数和(自身を除く): 200674132

約数列:

[1, 2, 4, 11, 22, 44, 1229, 2458, 4073, 4916, 8146, 13519, 16292, 27038, 44803, 54076, 89606, 179212, 5005717, 10011434, 20022868, 55062887, 110125774, 220251548]

約数ペア:

[(1, 220251548), (2, 110125774), (4, 55062887), (11, 20022868), (22, 10011434), (44, 5005717), (1229, 179212), (2458, 89606), (4073, 54076), (4916, 44803), (8146, 27038), (13519, 16292)]