664754026

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{2113}}^1$

素因数の和:2638

約数の個数: 32

約数和(自身を含む): 1114162560

約数和(自身を除く): 449408534

約数列:

[1, 2, 17, 19, 34, 38, 323, 487, 646, 974, 2113, 4226, 8279, 9253, 16558, 18506, 35921, 40147, 71842, 80294, 157301, 314602, 682499, 1029031, 1364998, 2058062, 17493527, 19551589, 34987054, 39103178, 332377013, 664754026]

約数ペア:

[(1, 664754026), (2, 332377013), (17, 39103178), (19, 34987054), (34, 19551589), (38, 17493527), (323, 2058062), (487, 1364998), (646, 1029031), (974, 682499), (2113, 314602), (4226, 157301), (8279, 80294), (9253, 71842), (16558, 40147), (18506, 35921)]