19065295

素因数分解:

$5^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:474

約数の個数: 16

約数和(自身を含む): 23320800

約数和(自身を除く): 4255505

約数列:

[1, 5, 149, 157, 163, 745, 785, 815, 23393, 24287, 25591, 116965, 121435, 127955, 3813059, 19065295]

約数ペア:

[(1, 19065295), (5, 3813059), (149, 127955), (157, 121435), (163, 116965), (745, 25591), (785, 24287), (815, 23393)]