20653020724

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{947}}^1\times {\mathrm{45817}}^1$

素因数の和:46792

約数の個数: 48

約数和(自身を含む): 43782947712

約数和(自身を除く): 23129926988

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 947, 1894, 3788, 6629, 13258, 16099, 26516, 32198, 45817, 64396, 91634, 112693, 183268, 225386, 320719, 450772, 641438, 778889, 1282876, 1557778, 3115556, 5452223, 10904446, 21808892, 43388699, 86777398, 173554796, 303720893, 607441786, 737607883, 1214883572, 1475215766, 2950431532, 5163255181, 10326510362, 20653020724]

約数ペア:

[(1, 20653020724), (2, 10326510362), (4, 5163255181), (7, 2950431532), (14, 1475215766), (17, 1214883572), (28, 737607883), (34, 607441786), (68, 303720893), (119, 173554796), (238, 86777398), (476, 43388699), (947, 21808892), (1894, 10904446), (3788, 5452223), (6629, 3115556), (13258, 1557778), (16099, 1282876), (26516, 778889), (32198, 641438), (45817, 450772), (64396, 320719), (91634, 225386), (112693, 183268)]