19882132

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1997}}^1$

素因数の和:2151

約数の個数: 24

約数和(自身を含む): 36923040

約数和(自身を除く): 17040908

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 1997, 2489, 3994, 4978, 7988, 9956, 37943, 75886, 151772, 261607, 523214, 1046428, 4970533, 9941066, 19882132]

約数ペア:

[(1, 19882132), (2, 9941066), (4, 4970533), (19, 1046428), (38, 523214), (76, 261607), (131, 151772), (262, 75886), (524, 37943), (1997, 9956), (2489, 7988), (3994, 4978)]