27804866

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^2\times {\mathrm{163}}^1$

素因数の和:318

約数の個数: 24

約数和(自身を含む): 44840880

約数和(自身を除く): 17036014

約数列:

[1, 2, 19, 38, 67, 134, 163, 326, 1273, 2546, 3097, 4489, 6194, 8978, 10921, 21842, 85291, 170582, 207499, 414998, 731707, 1463414, 13902433, 27804866]

約数ペア:

[(1, 27804866), (2, 13902433), (19, 1463414), (38, 731707), (67, 414998), (134, 207499), (163, 170582), (326, 85291), (1273, 21842), (2546, 10921), (3097, 8978), (4489, 6194)]