1900991256

素因数分解:

$2^3\times 3^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1\times {\mathrm{2467}}^1$

素因数の和:2904

約数の個数: 64

約数和(自身を含む): 4817930880

約数和(自身を除く): 2916939624

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 97, 194, 291, 331, 388, 582, 662, 776, 993, 1164, 1324, 1986, 2328, 2467, 2648, 3972, 4934, 7401, 7944, 9868, 14802, 19736, 29604, 32107, 59208, 64214, 96321, 128428, 192642, 239299, 256856, 385284, 478598, 717897, 770568, 816577, 957196, 1435794, 1633154, 1914392, 2449731, 2871588, 3266308, 4899462, 5743176, 6532616, 9798924, 19597848, 79207969, 158415938, 237623907, 316831876, 475247814, 633663752, 950495628, 1900991256]

約数ペア:

[(1, 1900991256), (2, 950495628), (3, 633663752), (4, 475247814), (6, 316831876), (8, 237623907), (12, 158415938), (24, 79207969), (97, 19597848), (194, 9798924), (291, 6532616), (331, 5743176), (388, 4899462), (582, 3266308), (662, 2871588), (776, 2449731), (993, 1914392), (1164, 1633154), (1324, 1435794), (1986, 957196), (2328, 816577), (2467, 770568), (2648, 717897), (3972, 478598), (4934, 385284), (7401, 256856), (7944, 239299), (9868, 192642), (14802, 128428), (19736, 96321), (29604, 64214), (32107, 59208)]