20761718404

素因数分解:

$2^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1129}}^1\times {\mathrm{2371}}^1$

素因数の和:3788

約数の個数: 48

約数和(自身を含む): 41727844480

約数和(自身を除く): 20966126076

約数列:

[1, 2, 4, 7, 14, 28, 277, 554, 1108, 1129, 1939, 2258, 2371, 3878, 4516, 4742, 7756, 7903, 9484, 15806, 16597, 31612, 33194, 66388, 312733, 625466, 656767, 1250932, 1313534, 2189131, 2627068, 2676859, 4378262, 4597369, 5353718, 8756524, 9194738, 10707436, 18389476, 18738013, 37476026, 74952052, 741489943, 1482979886, 2965959772, 5190429601, 10380859202, 20761718404]

約数ペア:

[(1, 20761718404), (2, 10380859202), (4, 5190429601), (7, 2965959772), (14, 1482979886), (28, 741489943), (277, 74952052), (554, 37476026), (1108, 18738013), (1129, 18389476), (1939, 10707436), (2258, 9194738), (2371, 8756524), (3878, 5353718), (4516, 4597369), (4742, 4378262), (7756, 2676859), (7903, 2627068), (9484, 2189131), (15806, 1313534), (16597, 1250932), (31612, 656767), (33194, 625466), (66388, 312733)]