19797964

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2383}}^1$

素因数の和:2485

約数の個数: 24

約数和(自身を含む): 36313088

約数和(自身を除く): 16515124

約数列:

[1, 2, 4, 31, 62, 67, 124, 134, 268, 2077, 2383, 4154, 4766, 8308, 9532, 73873, 147746, 159661, 295492, 319322, 638644, 4949491, 9898982, 19797964]

約数ペア:

[(1, 19797964), (2, 9898982), (4, 4949491), (31, 638644), (62, 319322), (67, 295492), (124, 159661), (134, 147746), (268, 73873), (2077, 9532), (2383, 8308), (4154, 4766)]