20188091432

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{13691}}^1$

素因数の和:13914

約数の個数: 64

約数和(自身を含む): 40665240000

約数和(自身を除く): 20477148568

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 109, 152, 178, 218, 356, 436, 712, 872, 1691, 2071, 3382, 4142, 6764, 8284, 9701, 13528, 13691, 16568, 19402, 27382, 38804, 54764, 77608, 109528, 184319, 260129, 368638, 520258, 737276, 1040516, 1218499, 1474552, 1492319, 2081032, 2436998, 2984638, 4873996, 5969276, 9747992, 11938552, 23151481, 28354061, 46302962, 56708122, 92605924, 113416244, 132816391, 185211848, 226832488, 265632782, 531265564, 1062531128, 2523511429, 5047022858, 10094045716, 20188091432]

約数ペア:

[(1, 20188091432), (2, 10094045716), (4, 5047022858), (8, 2523511429), (19, 1062531128), (38, 531265564), (76, 265632782), (89, 226832488), (109, 185211848), (152, 132816391), (178, 113416244), (218, 92605924), (356, 56708122), (436, 46302962), (712, 28354061), (872, 23151481), (1691, 11938552), (2071, 9747992), (3382, 5969276), (4142, 4873996), (6764, 2984638), (8284, 2436998), (9701, 2081032), (13528, 1492319), (13691, 1474552), (16568, 1218499), (19402, 1040516), (27382, 737276), (38804, 520258), (54764, 368638), (77608, 260129), (109528, 184319)]