64885612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{20201}}^1$

素因数の和:20289

約数の個数: 24

約数和(自身を含む): 125575632

約数和(自身を除く): 60690020

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 803, 1606, 3212, 20201, 40402, 80804, 222211, 444422, 888844, 1474673, 2949346, 5898692, 16221403, 32442806, 64885612]

約数ペア:

[(1, 64885612), (2, 32442806), (4, 16221403), (11, 5898692), (22, 2949346), (44, 1474673), (73, 888844), (146, 444422), (292, 222211), (803, 80804), (1606, 40402), (3212, 20201)]