68457136

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{388961}}^1$

素因数の和:388980

約数の個数: 20

約数和(自身を含む): 144693864

約数和(自身を除く): 76236728

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 388961, 777922, 1555844, 3111688, 4278571, 6223376, 8557142, 17114284, 34228568, 68457136]

約数ペア:

[(1, 68457136), (2, 34228568), (4, 17114284), (8, 8557142), (11, 6223376), (16, 4278571), (22, 3111688), (44, 1555844), (88, 777922), (176, 388961)]