28868356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{811}}^1$

素因数の和:1635

約数の個数: 24

約数和(自身を含む): 55248480

約数和(自身を除く): 26380124

約数列:

[1, 2, 4, 11, 22, 44, 809, 811, 1618, 1622, 3236, 3244, 8899, 8921, 17798, 17842, 35596, 35684, 656099, 1312198, 2624396, 7217089, 14434178, 28868356]

約数ペア:

[(1, 28868356), (2, 14434178), (4, 7217089), (11, 2624396), (22, 1312198), (44, 656099), (809, 35684), (811, 35596), (1618, 17842), (1622, 17798), (3236, 8921), (3244, 8899)]