2201999908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{1297}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 4121409600

約数和(自身を除く): 1919409692

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 251, 356, 502, 1004, 1297, 1691, 2594, 3382, 4769, 5188, 6764, 9538, 19076, 22339, 24643, 44678, 49286, 89356, 98572, 115433, 230866, 325547, 424441, 461732, 651094, 848882, 1302188, 1697764, 2193227, 4386454, 6185393, 8772908, 12370786, 24741572, 28973683, 57947366, 115894732, 550499977, 1100999954, 2201999908]

約数ペア:

[(1, 2201999908), (2, 1100999954), (4, 550499977), (19, 115894732), (38, 57947366), (76, 28973683), (89, 24741572), (178, 12370786), (251, 8772908), (356, 6185393), (502, 4386454), (1004, 2193227), (1297, 1697764), (1691, 1302188), (2594, 848882), (3382, 651094), (4769, 461732), (5188, 424441), (6764, 325547), (9538, 230866), (19076, 115433), (22339, 98572), (24643, 89356), (44678, 49286)]