20792225972

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3407}}^1\times {\mathrm{12821}}^1$

素因数の和:16256

約数の個数: 48

約数和(自身を含む): 44046955008

約数和(自身を除く): 23254729036

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 3407, 6814, 12821, 13628, 23849, 25642, 47698, 51284, 57919, 89747, 95396, 115838, 179494, 217957, 231676, 358988, 405433, 435914, 810866, 871828, 1525699, 1621732, 3051398, 6102796, 43681147, 87362294, 174724588, 305768029, 611536058, 742579499, 1223072116, 1485158998, 2970317996, 5198056493, 10396112986, 20792225972]

約数ペア:

[(1, 20792225972), (2, 10396112986), (4, 5198056493), (7, 2970317996), (14, 1485158998), (17, 1223072116), (28, 742579499), (34, 611536058), (68, 305768029), (119, 174724588), (238, 87362294), (476, 43681147), (3407, 6102796), (6814, 3051398), (12821, 1621732), (13628, 1525699), (23849, 871828), (25642, 810866), (47698, 435914), (51284, 405433), (57919, 358988), (89747, 231676), (95396, 217957), (115838, 179494)]