81440992

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{133949}}^1$

素因数の和:133978

約数の個数: 24

約数和(自身を含む): 168777000

約数和(自身を除く): 87336008

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 133949, 267898, 535796, 1071592, 2143184, 2545031, 4286368, 5090062, 10180124, 20360248, 40720496, 81440992]

約数ペア:

[(1, 81440992), (2, 40720496), (4, 20360248), (8, 10180124), (16, 5090062), (19, 4286368), (32, 2545031), (38, 2143184), (76, 1071592), (152, 535796), (304, 267898), (608, 133949)]