20775626

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{6143}}^1$

素因数の和:6253

約数の個数: 16

約数和(自身を含む): 33177600

約数和(自身を除く): 12401974

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 6143, 12286, 116717, 233434, 546727, 1093454, 10387813, 20775626]

約数ペア:

[(1, 20775626), (2, 10387813), (19, 1093454), (38, 546727), (89, 233434), (178, 116717), (1691, 12286), (3382, 6143)]