20154154

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{1879}}^1$

素因数の和:2085

約数の個数: 16

約数和(自身を含む): 31403520

約数和(自身を除く): 11249366

約数列:

[1, 2, 31, 62, 173, 346, 1879, 3758, 5363, 10726, 58249, 116498, 325067, 650134, 10077077, 20154154]

約数ペア:

[(1, 20154154), (2, 10077077), (31, 650134), (62, 325067), (173, 116498), (346, 58249), (1879, 10726), (3758, 5363)]