19928131

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{599}}^1$

素因数の和:738

約数の個数: 16

約数和(自身を含む): 22464000

約数和(自身を除く): 2535869

約数列:

[1, 17, 19, 103, 323, 599, 1751, 1957, 10183, 11381, 33269, 61697, 193477, 1048849, 1172243, 19928131]

約数ペア:

[(1, 19928131), (17, 1172243), (19, 1048849), (103, 193477), (323, 61697), (599, 33269), (1751, 11381), (1957, 10183)]