20100618244

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{712889}}^1$

素因数の和:712972

約数の個数: 48

約数和(自身を含む): 43115587200

約数和(自身を除く): 23014968956

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 53, 76, 106, 133, 212, 266, 371, 532, 742, 1007, 1484, 2014, 4028, 7049, 14098, 28196, 712889, 1425778, 2851556, 4990223, 9980446, 13544891, 19960892, 27089782, 37783117, 54179564, 75566234, 94814237, 151132468, 189628474, 264481819, 379256948, 528963638, 717879223, 1057927276, 1435758446, 2871516892, 5025154561, 10050309122, 20100618244]

約数ペア:

[(1, 20100618244), (2, 10050309122), (4, 5025154561), (7, 2871516892), (14, 1435758446), (19, 1057927276), (28, 717879223), (38, 528963638), (53, 379256948), (76, 264481819), (106, 189628474), (133, 151132468), (212, 94814237), (266, 75566234), (371, 54179564), (532, 37783117), (742, 27089782), (1007, 19960892), (1484, 13544891), (2014, 9980446), (4028, 4990223), (7049, 2851556), (14098, 1425778), (28196, 712889)]