20461364

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2143}}^1$

素因数の和:2196

約数の個数: 48

約数和(自身を含む): 46104576

約数和(自身を除く): 25643212

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2143, 2387, 4286, 4774, 8572, 9548, 15001, 23573, 30002, 47146, 60004, 66433, 94292, 132866, 165011, 265732, 330022, 465031, 660044, 730763, 930062, 1461526, 1860124, 2923052, 5115341, 10230682, 20461364]

約数ペア:

[(1, 20461364), (2, 10230682), (4, 5115341), (7, 2923052), (11, 1860124), (14, 1461526), (22, 930062), (28, 730763), (31, 660044), (44, 465031), (62, 330022), (77, 265732), (124, 165011), (154, 132866), (217, 94292), (308, 66433), (341, 60004), (434, 47146), (682, 30002), (868, 23573), (1364, 15001), (2143, 9548), (2387, 8572), (4286, 4774)]