15942992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{76649}}^1$

素因数の和:76670

約数の個数: 20

約数和(自身を含む): 33266100

約数和(自身を除く): 17323108

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 76649, 153298, 306596, 613192, 996437, 1226384, 1992874, 3985748, 7971496, 15942992]

約数ペア:

[(1, 15942992), (2, 7971496), (4, 3985748), (8, 1992874), (13, 1226384), (16, 996437), (26, 613192), (52, 306596), (104, 153298), (208, 76649)]