51271918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1\times {\mathrm{1993}}^1$

素因数の和:2691

約数の個数: 16

約数和(自身を含む): 81115920

約数和(自身を除く): 29844002

約数列:

[1, 2, 19, 38, 677, 1354, 1993, 3986, 12863, 25726, 37867, 75734, 1349261, 2698522, 25635959, 51271918]

約数ペア:

[(1, 51271918), (2, 25635959), (19, 2698522), (38, 1349261), (677, 75734), (1354, 37867), (1993, 25726), (3986, 12863)]