20237225128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1\times {\mathrm{2939}}^1$

素因数の和:3562

約数の個数: 64

約数和(自身を含む): 40483800000

約数和(自身を除く): 20246574872

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 509, 712, 1018, 1691, 2036, 2939, 3382, 4072, 5878, 6764, 9671, 11756, 13528, 19342, 23512, 38684, 45301, 55841, 77368, 90602, 111682, 181204, 223364, 261571, 362408, 446728, 523142, 860719, 1046284, 1495951, 1721438, 2092568, 2991902, 3442876, 4969849, 5983804, 6885752, 9939698, 11967608, 19879396, 28423069, 39758792, 56846138, 113692276, 133139639, 227384552, 266279278, 532558556, 1065117112, 2529653141, 5059306282, 10118612564, 20237225128]

約数ペア:

[(1, 20237225128), (2, 10118612564), (4, 5059306282), (8, 2529653141), (19, 1065117112), (38, 532558556), (76, 266279278), (89, 227384552), (152, 133139639), (178, 113692276), (356, 56846138), (509, 39758792), (712, 28423069), (1018, 19879396), (1691, 11967608), (2036, 9939698), (2939, 6885752), (3382, 5983804), (4072, 4969849), (5878, 3442876), (6764, 2991902), (9671, 2092568), (11756, 1721438), (13528, 1495951), (19342, 1046284), (23512, 860719), (38684, 523142), (45301, 446728), (55841, 362408), (77368, 261571), (90602, 223364), (111682, 181204)]