20893646

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{4421}}^1$

素因数の和:4579

約数の個数: 16

約数和(自身を含む): 33430320

約数和(自身を除く): 12536674

約数列:

[1, 2, 17, 34, 139, 278, 2363, 4421, 4726, 8842, 75157, 150314, 614519, 1229038, 10446823, 20893646]

約数ペア:

[(1, 20893646), (2, 10446823), (17, 1229038), (34, 614519), (139, 150314), (278, 75157), (2363, 8842), (4421, 4726)]