18702949342

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{557}}^1\times {\mathrm{647}}^1$

素因数の和:1561

約数の個数: 64

約数和(自身を含む): 35198032896

約数和(自身を除く): 16495083554

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 337, 557, 647, 674, 1114, 1294, 2359, 3707, 3899, 4529, 4718, 6127, 7117, 7414, 7798, 9058, 12254, 14234, 25949, 42889, 49819, 51898, 85778, 99638, 187709, 218039, 360379, 375418, 436078, 720758, 1313963, 1526273, 2064799, 2398429, 2522653, 2627926, 3052546, 3964169, 4129598, 4796858, 5045306, 7928338, 14453593, 16789003, 27749183, 28907186, 33578006, 55498366, 121447723, 242895446, 850134061, 1335924953, 1700268122, 2671849906, 9351474671, 18702949342]

約数ペア:

[(1, 18702949342), (2, 9351474671), (7, 2671849906), (11, 1700268122), (14, 1335924953), (22, 850134061), (77, 242895446), (154, 121447723), (337, 55498366), (557, 33578006), (647, 28907186), (674, 27749183), (1114, 16789003), (1294, 14453593), (2359, 7928338), (3707, 5045306), (3899, 4796858), (4529, 4129598), (4718, 3964169), (6127, 3052546), (7117, 2627926), (7414, 2522653), (7798, 2398429), (9058, 2064799), (12254, 1526273), (14234, 1313963), (25949, 720758), (42889, 436078), (49819, 375418), (51898, 360379), (85778, 218039), (99638, 187709)]