20845454

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1200

約数の個数: 32

約数和(自身を含む): 37779456

約数和(自身を除く): 16934002

約数列:

[1, 2, 7, 14, 31, 43, 62, 86, 217, 301, 434, 602, 1117, 1333, 2234, 2666, 7819, 9331, 15638, 18662, 34627, 48031, 69254, 96062, 242389, 336217, 484778, 672434, 1488961, 2977922, 10422727, 20845454]

約数ペア:

[(1, 20845454), (2, 10422727), (7, 2977922), (14, 1488961), (31, 672434), (43, 484778), (62, 336217), (86, 242389), (217, 96062), (301, 69254), (434, 48031), (602, 34627), (1117, 18662), (1333, 15638), (2234, 9331), (2666, 7819)]