39989302

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1\times {\mathrm{829}}^1$

素因数の和:1191

約数の個数: 16

約数和(自身を含む): 60955200

約数和(自身を除く): 20965898

約数列:

[1, 2, 89, 178, 271, 542, 829, 1658, 24119, 48238, 73781, 147562, 224659, 449318, 19994651, 39989302]

約数ペア:

[(1, 39989302), (2, 19994651), (89, 449318), (178, 224659), (271, 147562), (542, 73781), (829, 48238), (1658, 24119)]