20754086

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{809}}^1$

素因数の和:1039

約数の個数: 16

約数和(自身を含む): 31726080

約数和(自身を除く): 10971994

約数列:

[1, 2, 101, 127, 202, 254, 809, 1618, 12827, 25654, 81709, 102743, 163418, 205486, 10377043, 20754086]

約数ペア:

[(1, 20754086), (2, 10377043), (101, 205486), (127, 163418), (202, 102743), (254, 81709), (809, 25654), (1618, 12827)]