16580426

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{4003}}^1$

素因数の和:4133

約数の個数: 16

約数和(自身を含む): 26426400

約数和(自身を除く): 9845974

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4003, 4142, 8006, 76057, 152114, 436327, 872654, 8290213, 16580426]

約数ペア:

[(1, 16580426), (2, 8290213), (19, 872654), (38, 436327), (109, 152114), (218, 76057), (2071, 8006), (4003, 4142)]