66810574

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{24763}}^1$

素因数の和:24855

約数の個数: 16

約数和(自身を含む): 106980480

約数和(自身を除く): 40169906

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 24763, 49526, 470497, 940994, 1758173, 3516346, 33405287, 66810574]

約数ペア:

[(1, 66810574), (2, 33405287), (19, 3516346), (38, 1758173), (71, 940994), (142, 470497), (1349, 49526), (2698, 24763)]